18931008

素因数分解:

$2^6\times 3^1\times {\mathrm{43}}^1\times {\mathrm{2293}}^1$

素因数の和:2351

約数の個数: 56

約数和(自身を含む): 51275488

約数和(自身を除く): 32344480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 129, 172, 192, 258, 344, 516, 688, 1032, 1376, 2064, 2293, 2752, 4128, 4586, 6879, 8256, 9172, 13758, 18344, 27516, 36688, 55032, 73376, 98599, 110064, 146752, 197198, 220128, 295797, 394396, 440256, 591594, 788792, 1183188, 1577584, 2366376, 3155168, 4732752, 6310336, 9465504, 18931008]

約数ペア:

[(1, 18931008), (2, 9465504), (3, 6310336), (4, 4732752), (6, 3155168), (8, 2366376), (12, 1577584), (16, 1183188), (24, 788792), (32, 591594), (43, 440256), (48, 394396), (64, 295797), (86, 220128), (96, 197198), (129, 146752), (172, 110064), (192, 98599), (258, 73376), (344, 55032), (516, 36688), (688, 27516), (1032, 18344), (1376, 13758), (2064, 9172), (2293, 8256), (2752, 6879), (4128, 4586)]