20744832

素因数分解:

$2^7\times 3^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:713

約数の個数: 64

約数和(自身を含む): 55814400

約数和(自身を除く): 35069568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 89, 96, 128, 178, 192, 267, 356, 384, 534, 607, 712, 1068, 1214, 1424, 1821, 2136, 2428, 2848, 3642, 4272, 4856, 5696, 7284, 8544, 9712, 11392, 14568, 17088, 19424, 29136, 34176, 38848, 54023, 58272, 77696, 108046, 116544, 162069, 216092, 233088, 324138, 432184, 648276, 864368, 1296552, 1728736, 2593104, 3457472, 5186208, 6914944, 10372416, 20744832]

約数ペア:

[(1, 20744832), (2, 10372416), (3, 6914944), (4, 5186208), (6, 3457472), (8, 2593104), (12, 1728736), (16, 1296552), (24, 864368), (32, 648276), (48, 432184), (64, 324138), (89, 233088), (96, 216092), (128, 162069), (178, 116544), (192, 108046), (267, 77696), (356, 58272), (384, 54023), (534, 38848), (607, 34176), (712, 29136), (1068, 19424), (1214, 17088), (1424, 14568), (1821, 11392), (2136, 9712), (2428, 8544), (2848, 7284), (3642, 5696), (4272, 4856)]