1821664

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 4021920

約数和(自身を除く): 2200256

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 104, 116, 151, 208, 232, 302, 377, 416, 464, 604, 754, 928, 1208, 1508, 1963, 2416, 3016, 3926, 4379, 4832, 6032, 7852, 8758, 12064, 15704, 17516, 31408, 35032, 56927, 62816, 70064, 113854, 140128, 227708, 455416, 910832, 1821664]

約数ペア:

[(1, 1821664), (2, 910832), (4, 455416), (8, 227708), (13, 140128), (16, 113854), (26, 70064), (29, 62816), (32, 56927), (52, 35032), (58, 31408), (104, 17516), (116, 15704), (151, 12064), (208, 8758), (232, 7852), (302, 6032), (377, 4832), (416, 4379), (464, 3926), (604, 3016), (754, 2416), (928, 1963), (1208, 1508)]