172970072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103451}}^1$

素因数の和:103487

約数の個数: 32

約数和(自身を含む): 372427200

約数和(自身を除く): 199457128

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 103451, 206902, 413804, 827608, 1137961, 1965569, 2275922, 3931138, 4551844, 7862276, 9103688, 15724552, 21621259, 43242518, 86485036, 172970072]

約数ペア:

[(1, 172970072), (2, 86485036), (4, 43242518), (8, 21621259), (11, 15724552), (19, 9103688), (22, 7862276), (38, 4551844), (44, 3931138), (76, 2275922), (88, 1965569), (152, 1137961), (209, 827608), (418, 413804), (836, 206902), (1672, 103451)]