20862968

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10069}}^1$

素因数の和:10119

約数の個数: 32

約数和(自身を含む): 45919200

約数和(自身を除く): 25056232

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 10069, 20138, 40276, 70483, 80552, 140966, 281932, 372553, 563864, 745106, 1490212, 2607871, 2980424, 5215742, 10431484, 20862968]

約数ペア:

[(1, 20862968), (2, 10431484), (4, 5215742), (7, 2980424), (8, 2607871), (14, 1490212), (28, 745106), (37, 563864), (56, 372553), (74, 281932), (148, 140966), (259, 80552), (296, 70483), (518, 40276), (1036, 20138), (2072, 10069)]