13026970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 28200960

約数和(自身を除く): 15173990

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 95, 110, 115, 190, 209, 230, 253, 271, 418, 437, 506, 542, 874, 1045, 1265, 1355, 2090, 2185, 2530, 2710, 2981, 4370, 4807, 5149, 5962, 6233, 9614, 10298, 12466, 14905, 24035, 25745, 29810, 31165, 48070, 51490, 56639, 62330, 68563, 113278, 118427, 137126, 236854, 283195, 342815, 566390, 592135, 685630, 1184270, 1302697, 2605394, 6513485, 13026970]

約数ペア:

[(1, 13026970), (2, 6513485), (5, 2605394), (10, 1302697), (11, 1184270), (19, 685630), (22, 592135), (23, 566390), (38, 342815), (46, 283195), (55, 236854), (95, 137126), (110, 118427), (115, 113278), (190, 68563), (209, 62330), (230, 56639), (253, 51490), (271, 48070), (418, 31165), (437, 29810), (506, 25745), (542, 24035), (874, 14905), (1045, 12466), (1265, 10298), (1355, 9614), (2090, 6233), (2185, 5962), (2530, 5149), (2710, 4807), (2981, 4370)]