20791680576

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^2\times {\mathrm{204707}}^1$

素因数の和:204768

約数の個数: 84

約数和(自身を含む): 57507390192

約数和(自身を除く): 36715709616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 138, 184, 192, 276, 368, 529, 552, 736, 1058, 1104, 1472, 1587, 2116, 2208, 3174, 4232, 4416, 6348, 8464, 12696, 16928, 25392, 33856, 50784, 101568, 204707, 409414, 614121, 818828, 1228242, 1637656, 2456484, 3275312, 4708261, 4912968, 6550624, 9416522, 9825936, 13101248, 14124783, 18833044, 19651872, 28249566, 37666088, 39303744, 56499132, 75332176, 108290003, 112998264, 150664352, 216580006, 225996528, 301328704, 324870009, 433160012, 451993056, 649740018, 866320024, 903986112, 1299480036, 1732640048, 2598960072, 3465280096, 5197920144, 6930560192, 10395840288, 20791680576]

約数ペア:

[(1, 20791680576), (2, 10395840288), (3, 6930560192), (4, 5197920144), (6, 3465280096), (8, 2598960072), (12, 1732640048), (16, 1299480036), (23, 903986112), (24, 866320024), (32, 649740018), (46, 451993056), (48, 433160012), (64, 324870009), (69, 301328704), (92, 225996528), (96, 216580006), (138, 150664352), (184, 112998264), (192, 108290003), (276, 75332176), (368, 56499132), (529, 39303744), (552, 37666088), (736, 28249566), (1058, 19651872), (1104, 18833044), (1472, 14124783), (1587, 13101248), (2116, 9825936), (2208, 9416522), (3174, 6550624), (4232, 4912968), (4416, 4708261), (6348, 3275312), (8464, 2456484), (12696, 1637656), (16928, 1228242), (25392, 818828), (33856, 614121), (50784, 409414), (101568, 204707)]