19513116

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:560

約数の個数: 96

約数和(自身を含む): 59028480

約数和(自身を除く): 39515364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 53, 54, 63, 84, 106, 108, 126, 159, 189, 212, 252, 318, 371, 378, 477, 487, 636, 742, 756, 954, 974, 1113, 1431, 1461, 1484, 1908, 1948, 2226, 2862, 2922, 3339, 3409, 4383, 4452, 5724, 5844, 6678, 6818, 8766, 10017, 10227, 13149, 13356, 13636, 17532, 20034, 20454, 25811, 26298, 30681, 40068, 40908, 51622, 52596, 61362, 77433, 92043, 103244, 122724, 154866, 180677, 184086, 232299, 309732, 361354, 368172, 464598, 542031, 696897, 722708, 929196, 1084062, 1393794, 1626093, 2168124, 2787588, 3252186, 4878279, 6504372, 9756558, 19513116]

約数ペア:

[(1, 19513116), (2, 9756558), (3, 6504372), (4, 4878279), (6, 3252186), (7, 2787588), (9, 2168124), (12, 1626093), (14, 1393794), (18, 1084062), (21, 929196), (27, 722708), (28, 696897), (36, 542031), (42, 464598), (53, 368172), (54, 361354), (63, 309732), (84, 232299), (106, 184086), (108, 180677), (126, 154866), (159, 122724), (189, 103244), (212, 92043), (252, 77433), (318, 61362), (371, 52596), (378, 51622), (477, 40908), (487, 40068), (636, 30681), (742, 26298), (756, 25811), (954, 20454), (974, 20034), (1113, 17532), (1431, 13636), (1461, 13356), (1484, 13149), (1908, 10227), (1948, 10017), (2226, 8766), (2862, 6818), (2922, 6678), (3339, 5844), (3409, 5724), (4383, 4452)]