20171100304

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1256923}}^1$

素因数の和:1257007

約数の個数: 40

約数和(自身を含む): 42081815520

約数和(自身を除く): 21910715216

約数列:

[1, 2, 4, 8, 16, 17, 34, 59, 68, 118, 136, 236, 272, 472, 944, 1003, 2006, 4012, 8024, 16048, 1256923, 2513846, 5027692, 10055384, 20110768, 21367691, 42735382, 74158457, 85470764, 148316914, 170941528, 296633828, 341883056, 593267656, 1186535312, 1260693769, 2521387538, 5042775076, 10085550152, 20171100304]

約数ペア:

[(1, 20171100304), (2, 10085550152), (4, 5042775076), (8, 2521387538), (16, 1260693769), (17, 1186535312), (34, 593267656), (59, 341883056), (68, 296633828), (118, 170941528), (136, 148316914), (236, 85470764), (272, 74158457), (472, 42735382), (944, 21367691), (1003, 20110768), (2006, 10055384), (4012, 5027692), (8024, 2513846), (16048, 1256923)]