17870724

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 47803392

約数和(自身を除く): 29932668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 113, 138, 191, 207, 226, 276, 339, 382, 414, 452, 573, 678, 764, 828, 1017, 1146, 1356, 1719, 2034, 2292, 2599, 3438, 4068, 4393, 5198, 6876, 7797, 8786, 10396, 13179, 15594, 17572, 21583, 23391, 26358, 31188, 39537, 43166, 46782, 52716, 64749, 79074, 86332, 93564, 129498, 158148, 194247, 258996, 388494, 496409, 776988, 992818, 1489227, 1985636, 2978454, 4467681, 5956908, 8935362, 17870724]

約数ペア:

[(1, 17870724), (2, 8935362), (3, 5956908), (4, 4467681), (6, 2978454), (9, 1985636), (12, 1489227), (18, 992818), (23, 776988), (36, 496409), (46, 388494), (69, 258996), (92, 194247), (113, 158148), (138, 129498), (191, 93564), (207, 86332), (226, 79074), (276, 64749), (339, 52716), (382, 46782), (414, 43166), (452, 39537), (573, 31188), (678, 26358), (764, 23391), (828, 21583), (1017, 17572), (1146, 15594), (1356, 13179), (1719, 10396), (2034, 8786), (2292, 7797), (2599, 6876), (3438, 5198), (4068, 4393)]