20145942704

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{318523}}^1$

素因数の和:318657

約数の個数: 40

約数和(自身を含む): 40286915520

約数和(自身を除く): 20140972816

約数列:

[1, 2, 4, 8, 16, 59, 67, 118, 134, 236, 268, 472, 536, 944, 1072, 3953, 7906, 15812, 31624, 63248, 318523, 637046, 1274092, 2548184, 5096368, 18792857, 21341041, 37585714, 42682082, 75171428, 85364164, 150342856, 170728328, 300685712, 341456656, 1259121419, 2518242838, 5036485676, 10072971352, 20145942704]

約数ペア:

[(1, 20145942704), (2, 10072971352), (4, 5036485676), (8, 2518242838), (16, 1259121419), (59, 341456656), (67, 300685712), (118, 170728328), (134, 150342856), (236, 85364164), (268, 75171428), (472, 42682082), (536, 37585714), (944, 21341041), (1072, 18792857), (3953, 5096368), (7906, 2548184), (15812, 1274092), (31624, 637046), (63248, 318523)]