20195246988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{3697}}^1$

素因数の和:4176

約数の個数: 144

約数和(自身を含む): 59604068160

約数和(自身を除く): 39408821172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 409, 477, 636, 742, 818, 954, 1113, 1227, 1484, 1636, 1908, 2226, 2454, 2863, 3339, 3681, 3697, 4452, 4908, 5726, 6678, 7362, 7394, 8589, 11091, 11452, 13356, 14724, 14788, 17178, 21677, 22182, 25767, 25879, 33273, 34356, 43354, 44364, 51534, 51758, 65031, 66546, 77637, 86708, 103068, 103516, 130062, 133092, 151739, 155274, 195093, 195941, 232911, 260124, 303478, 310548, 390186, 391882, 455217, 465822, 587823, 606956, 780372, 783764, 910434, 931644, 1175646, 1365651, 1371587, 1512073, 1763469, 1820868, 2351292, 2731302, 2743174, 3024146, 3526938, 4114761, 4536219, 5462604, 5486348, 6048292, 7053876, 8229522, 9072438, 10584511, 12344283, 13608657, 16459044, 18144876, 21169022, 24688566, 27217314, 31753533, 42338044, 49377132, 54434628, 63507066, 80139869, 95260599, 127014132, 160279738, 190521198, 240419607, 320559476, 381042396, 480839214, 560979083, 721258821, 961678428, 1121958166, 1442517642, 1682937249, 2243916332, 2885035284, 3365874498, 5048811747, 6731748996, 10097623494, 20195246988]

約数ペア:

[(1, 20195246988), (2, 10097623494), (3, 6731748996), (4, 5048811747), (6, 3365874498), (7, 2885035284), (9, 2243916332), (12, 1682937249), (14, 1442517642), (18, 1121958166), (21, 961678428), (28, 721258821), (36, 560979083), (42, 480839214), (53, 381042396), (63, 320559476), (84, 240419607), (106, 190521198), (126, 160279738), (159, 127014132), (212, 95260599), (252, 80139869), (318, 63507066), (371, 54434628), (409, 49377132), (477, 42338044), (636, 31753533), (742, 27217314), (818, 24688566), (954, 21169022), (1113, 18144876), (1227, 16459044), (1484, 13608657), (1636, 12344283), (1908, 10584511), (2226, 9072438), (2454, 8229522), (2863, 7053876), (3339, 6048292), (3681, 5486348), (3697, 5462604), (4452, 4536219), (4908, 4114761), (5726, 3526938), (6678, 3024146), (7362, 2743174), (7394, 2731302), (8589, 2351292), (11091, 1820868), (11452, 1763469), (13356, 1512073), (14724, 1371587), (14788, 1365651), (17178, 1175646), (21677, 931644), (22182, 910434), (25767, 783764), (25879, 780372), (33273, 606956), (34356, 587823), (43354, 465822), (44364, 455217), (51534, 391882), (51758, 390186), (65031, 310548), (66546, 303478), (77637, 260124), (86708, 232911), (103068, 195941), (103516, 195093), (130062, 155274), (133092, 151739)]