20171631610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{988321}}^1$

素因数の和:988498

約数の個数: 32

約数和(自身を含む): 39351028752

約数和(自身を除く): 19179397142

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 4082, 10205, 20410, 988321, 1976642, 4941605, 9883210, 12848173, 25696346, 64240865, 128481730, 155166397, 310332794, 775831985, 1551663970, 2017163161, 4034326322, 10085815805, 20171631610]

約数ペア:

[(1, 20171631610), (2, 10085815805), (5, 4034326322), (10, 2017163161), (13, 1551663970), (26, 775831985), (65, 310332794), (130, 155166397), (157, 128481730), (314, 64240865), (785, 25696346), (1570, 12848173), (2041, 9883210), (4082, 4941605), (10205, 1976642), (20410, 988321)]