20743904

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{10627}}^1$

素因数の和:10698

約数の個数: 24

約数和(自身を含む): 41512968

約数和(自身を除く): 20769064

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 10627, 21254, 42508, 85016, 170032, 340064, 648247, 1296494, 2592988, 5185976, 10371952, 20743904]

約数ペア:

[(1, 20743904), (2, 10371952), (4, 5185976), (8, 2592988), (16, 1296494), (32, 648247), (61, 340064), (122, 170032), (244, 85016), (488, 42508), (976, 21254), (1952, 10627)]