20725008

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10531}}^1$

素因数の和:10583

約数の個数: 40

約数和(自身を含む): 54850656

約数和(自身を除く): 34125648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10531, 21062, 31593, 42124, 63186, 84248, 126372, 168496, 252744, 431771, 505488, 863542, 1295313, 1727084, 2590626, 3454168, 5181252, 6908336, 10362504, 20725008]

約数ペア:

[(1, 20725008), (2, 10362504), (3, 6908336), (4, 5181252), (6, 3454168), (8, 2590626), (12, 1727084), (16, 1295313), (24, 863542), (41, 505488), (48, 431771), (82, 252744), (123, 168496), (164, 126372), (246, 84248), (328, 63186), (492, 42124), (656, 31593), (984, 21062), (1968, 10531)]