20866224

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 57297920

約数和(自身を除く): 36431696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 37, 48, 62, 74, 93, 111, 124, 148, 186, 222, 248, 296, 372, 379, 444, 496, 592, 744, 758, 888, 1137, 1147, 1488, 1516, 1776, 2274, 2294, 3032, 3441, 4548, 4588, 6064, 6882, 9096, 9176, 11749, 13764, 14023, 18192, 18352, 23498, 27528, 28046, 35247, 42069, 46996, 55056, 56092, 70494, 84138, 93992, 112184, 140988, 168276, 187984, 224368, 281976, 336552, 434713, 563952, 673104, 869426, 1304139, 1738852, 2608278, 3477704, 5216556, 6955408, 10433112, 20866224]

約数ペア:

[(1, 20866224), (2, 10433112), (3, 6955408), (4, 5216556), (6, 3477704), (8, 2608278), (12, 1738852), (16, 1304139), (24, 869426), (31, 673104), (37, 563952), (48, 434713), (62, 336552), (74, 281976), (93, 224368), (111, 187984), (124, 168276), (148, 140988), (186, 112184), (222, 93992), (248, 84138), (296, 70494), (372, 56092), (379, 55056), (444, 46996), (496, 42069), (592, 35247), (744, 28046), (758, 27528), (888, 23498), (1137, 18352), (1147, 18192), (1488, 14023), (1516, 13764), (1776, 11749), (2274, 9176), (2294, 9096), (3032, 6882), (3441, 6064), (4548, 4588)]