2018157428

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{62189}}^1$

素因数の和:62280

約数の個数: 48

約数和(自身を含む): 4318473600

約数和(自身を除く): 2300316172

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 122, 133, 244, 266, 427, 532, 854, 1159, 1708, 2318, 4636, 8113, 16226, 32452, 62189, 124378, 248756, 435323, 870646, 1181591, 1741292, 2363182, 3793529, 4726364, 7587058, 8271137, 15174116, 16542274, 26554703, 33084548, 53109406, 72077051, 106218812, 144154102, 288308204, 504539357, 1009078714, 2018157428]

約数ペア:

[(1, 2018157428), (2, 1009078714), (4, 504539357), (7, 288308204), (14, 144154102), (19, 106218812), (28, 72077051), (38, 53109406), (61, 33084548), (76, 26554703), (122, 16542274), (133, 15174116), (244, 8271137), (266, 7587058), (427, 4726364), (532, 3793529), (854, 2363182), (1159, 1741292), (1708, 1181591), (2318, 870646), (4636, 435323), (8113, 248756), (16226, 124378), (32452, 62189)]