19866060

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{12263}}^1$

素因数の和:12284

約数の個数: 60

約数和(自身を含む): 62325648

約数和(自身を除く): 42459588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 12263, 24526, 36789, 49052, 61315, 73578, 110367, 122630, 147156, 183945, 220734, 245260, 331101, 367890, 441468, 551835, 662202, 735780, 993303, 1103670, 1324404, 1655505, 1986606, 2207340, 3311010, 3973212, 4966515, 6622020, 9933030, 19866060]

約数ペア:

[(1, 19866060), (2, 9933030), (3, 6622020), (4, 4966515), (5, 3973212), (6, 3311010), (9, 2207340), (10, 1986606), (12, 1655505), (15, 1324404), (18, 1103670), (20, 993303), (27, 735780), (30, 662202), (36, 551835), (45, 441468), (54, 367890), (60, 331101), (81, 245260), (90, 220734), (108, 183945), (135, 147156), (162, 122630), (180, 110367), (270, 73578), (324, 61315), (405, 49052), (540, 36789), (810, 24526), (1620, 12263)]