20121832

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 18758168

約数列:

[1, 2, 4, 8, 59, 89, 118, 178, 236, 356, 472, 479, 712, 958, 1916, 3832, 5251, 10502, 21004, 28261, 42008, 42631, 56522, 85262, 113044, 170524, 226088, 341048, 2515229, 5030458, 10060916, 20121832]

約数ペア:

[(1, 20121832), (2, 10060916), (4, 5030458), (8, 2515229), (59, 341048), (89, 226088), (118, 170524), (178, 113044), (236, 85262), (356, 56522), (472, 42631), (479, 42008), (712, 28261), (958, 21004), (1916, 10502), (3832, 5251)]