20355216

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2089}}^1$

素因数の和:2136

約数の個数: 80

約数和(自身を含む): 62198400

約数和(自身を除く): 41843184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 56, 58, 84, 87, 112, 116, 168, 174, 203, 232, 336, 348, 406, 464, 609, 696, 812, 1218, 1392, 1624, 2089, 2436, 3248, 4178, 4872, 6267, 8356, 9744, 12534, 14623, 16712, 25068, 29246, 33424, 43869, 50136, 58492, 60581, 87738, 100272, 116984, 121162, 175476, 181743, 233968, 242324, 350952, 363486, 424067, 484648, 701904, 726972, 848134, 969296, 1272201, 1453944, 1696268, 2544402, 2907888, 3392536, 5088804, 6785072, 10177608, 20355216]

約数ペア:

[(1, 20355216), (2, 10177608), (3, 6785072), (4, 5088804), (6, 3392536), (7, 2907888), (8, 2544402), (12, 1696268), (14, 1453944), (16, 1272201), (21, 969296), (24, 848134), (28, 726972), (29, 701904), (42, 484648), (48, 424067), (56, 363486), (58, 350952), (84, 242324), (87, 233968), (112, 181743), (116, 175476), (168, 121162), (174, 116984), (203, 100272), (232, 87738), (336, 60581), (348, 58492), (406, 50136), (464, 43869), (609, 33424), (696, 29246), (812, 25068), (1218, 16712), (1392, 14623), (1624, 12534), (2089, 9744), (2436, 8356), (3248, 6267), (4178, 4872)]