19521372

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{433}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 52229296

約数和(自身を除く): 32707924

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 289, 433, 442, 578, 663, 866, 867, 884, 1156, 1299, 1326, 1732, 1734, 2598, 2652, 3468, 3757, 5196, 5629, 7361, 7514, 11258, 11271, 14722, 15028, 16887, 22083, 22516, 22542, 29444, 33774, 44166, 45084, 67548, 88332, 95693, 125137, 191386, 250274, 287079, 375411, 382772, 500548, 574158, 750822, 1148316, 1501644, 1626781, 3253562, 4880343, 6507124, 9760686, 19521372]

約数ペア:

[(1, 19521372), (2, 9760686), (3, 6507124), (4, 4880343), (6, 3253562), (12, 1626781), (13, 1501644), (17, 1148316), (26, 750822), (34, 574158), (39, 500548), (51, 382772), (52, 375411), (68, 287079), (78, 250274), (102, 191386), (156, 125137), (204, 95693), (221, 88332), (289, 67548), (433, 45084), (442, 44166), (578, 33774), (663, 29444), (866, 22542), (867, 22516), (884, 22083), (1156, 16887), (1299, 15028), (1326, 14722), (1732, 11271), (1734, 11258), (2598, 7514), (2652, 7361), (3468, 5629), (3757, 5196)]