19581276

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11411}}^1$

素因数の和:11442

約数の個数: 48

約数和(自身を含む): 53682048

約数和(自身を除く): 34100772

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 11411, 22822, 34233, 45644, 68466, 125521, 136932, 148343, 251042, 296686, 376563, 445029, 502084, 593372, 753126, 890058, 1506252, 1631773, 1780116, 3263546, 4895319, 6527092, 9790638, 19581276]

約数ペア:

[(1, 19581276), (2, 9790638), (3, 6527092), (4, 4895319), (6, 3263546), (11, 1780116), (12, 1631773), (13, 1506252), (22, 890058), (26, 753126), (33, 593372), (39, 502084), (44, 445029), (52, 376563), (66, 296686), (78, 251042), (132, 148343), (143, 136932), (156, 125521), (286, 68466), (429, 45644), (572, 34233), (858, 22822), (1716, 11411)]