19177180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1429}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 44684640

約数和(自身を除く): 25507460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 1429, 2684, 2858, 3355, 5716, 6710, 7145, 13420, 14290, 15719, 28580, 31438, 62876, 78595, 87169, 157190, 174338, 314380, 348676, 435845, 871690, 958859, 1743380, 1917718, 3835436, 4794295, 9588590, 19177180]

約数ペア:

[(1, 19177180), (2, 9588590), (4, 4794295), (5, 3835436), (10, 1917718), (11, 1743380), (20, 958859), (22, 871690), (44, 435845), (55, 348676), (61, 314380), (110, 174338), (122, 157190), (220, 87169), (244, 78595), (305, 62876), (610, 31438), (671, 28580), (1220, 15719), (1342, 14290), (1429, 13420), (2684, 7145), (2858, 6710), (3355, 5716)]