20818776

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 58605120

約数和(自身を除く): 37786344

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 67, 88, 107, 121, 132, 134, 201, 214, 242, 264, 268, 321, 363, 402, 428, 484, 536, 642, 726, 737, 804, 856, 968, 1177, 1284, 1452, 1474, 1608, 2211, 2354, 2568, 2904, 2948, 3531, 4422, 4708, 5896, 7062, 7169, 8107, 8844, 9416, 12947, 14124, 14338, 16214, 17688, 21507, 24321, 25894, 28248, 28676, 32428, 38841, 43014, 48642, 51788, 57352, 64856, 77682, 78859, 86028, 97284, 103576, 155364, 157718, 172056, 194568, 236577, 310728, 315436, 473154, 630872, 867449, 946308, 1734898, 1892616, 2602347, 3469796, 5204694, 6939592, 10409388, 20818776]

約数ペア:

[(1, 20818776), (2, 10409388), (3, 6939592), (4, 5204694), (6, 3469796), (8, 2602347), (11, 1892616), (12, 1734898), (22, 946308), (24, 867449), (33, 630872), (44, 473154), (66, 315436), (67, 310728), (88, 236577), (107, 194568), (121, 172056), (132, 157718), (134, 155364), (201, 103576), (214, 97284), (242, 86028), (264, 78859), (268, 77682), (321, 64856), (363, 57352), (402, 51788), (428, 48642), (484, 43014), (536, 38841), (642, 32428), (726, 28676), (737, 28248), (804, 25894), (856, 24321), (968, 21507), (1177, 17688), (1284, 16214), (1452, 14338), (1474, 14124), (1608, 12947), (2211, 9416), (2354, 8844), (2568, 8107), (2904, 7169), (2948, 7062), (3531, 5896), (4422, 4708)]