20784336

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25471}}^1$

素因数の和:25499

約数の個数: 40

約数和(自身を含む): 56853504

約数和(自身を除く): 36069168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25471, 50942, 76413, 101884, 152826, 203768, 305652, 407536, 433007, 611304, 866014, 1222608, 1299021, 1732028, 2598042, 3464056, 5196084, 6928112, 10392168, 20784336]

約数ペア:

[(1, 20784336), (2, 10392168), (3, 6928112), (4, 5196084), (6, 3464056), (8, 2598042), (12, 1732028), (16, 1299021), (17, 1222608), (24, 866014), (34, 611304), (48, 433007), (51, 407536), (68, 305652), (102, 203768), (136, 152826), (204, 101884), (272, 76413), (408, 50942), (816, 25471)]