18982548

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:933

約数の個数: 72

約数和(自身を含む): 52835328

約数和(自身を除く): 33852780

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 78, 94, 117, 141, 156, 188, 234, 282, 423, 468, 564, 611, 846, 863, 1222, 1692, 1726, 1833, 2444, 2589, 3452, 3666, 5178, 5499, 7332, 7767, 10356, 10998, 11219, 15534, 21996, 22438, 31068, 33657, 40561, 44876, 67314, 81122, 100971, 121683, 134628, 162244, 201942, 243366, 365049, 403884, 486732, 527293, 730098, 1054586, 1460196, 1581879, 2109172, 3163758, 4745637, 6327516, 9491274, 18982548]

約数ペア:

[(1, 18982548), (2, 9491274), (3, 6327516), (4, 4745637), (6, 3163758), (9, 2109172), (12, 1581879), (13, 1460196), (18, 1054586), (26, 730098), (36, 527293), (39, 486732), (47, 403884), (52, 365049), (78, 243366), (94, 201942), (117, 162244), (141, 134628), (156, 121683), (188, 100971), (234, 81122), (282, 67314), (423, 44876), (468, 40561), (564, 33657), (611, 31068), (846, 22438), (863, 21996), (1222, 15534), (1692, 11219), (1726, 10998), (1833, 10356), (2444, 7767), (2589, 7332), (3452, 5499), (3666, 5178)]