201271696

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{206221}}^1$

素因数の和:206290

約数の個数: 20

約数和(自身を含む): 396358684

約数和(自身を除く): 195086988

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 206221, 412442, 824884, 1649768, 3299536, 12579481, 25158962, 50317924, 100635848, 201271696]

約数ペア:

[(1, 201271696), (2, 100635848), (4, 50317924), (8, 25158962), (16, 12579481), (61, 3299536), (122, 1649768), (244, 824884), (488, 412442), (976, 206221)]