18150873412

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{115903}}^1$

素因数の和:115985

約数の個数: 72

約数和(自身を含む): 39956281344

約数和(自身を除く): 21805407932

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 47, 49, 68, 94, 98, 119, 188, 196, 238, 329, 476, 658, 799, 833, 1316, 1598, 1666, 2303, 3196, 3332, 4606, 5593, 9212, 11186, 22372, 39151, 78302, 115903, 156604, 231806, 463612, 811321, 1622642, 1970351, 3245284, 3940702, 5447441, 5679247, 7881404, 10894882, 11358494, 13792457, 21789764, 22716988, 27584914, 38132087, 55169828, 76264174, 92606497, 96547199, 152528348, 185212994, 193094398, 266924609, 370425988, 386188796, 533849218, 648245479, 1067698436, 1296490958, 2592981916, 4537718353, 9075436706, 18150873412]

約数ペア:

[(1, 18150873412), (2, 9075436706), (4, 4537718353), (7, 2592981916), (14, 1296490958), (17, 1067698436), (28, 648245479), (34, 533849218), (47, 386188796), (49, 370425988), (68, 266924609), (94, 193094398), (98, 185212994), (119, 152528348), (188, 96547199), (196, 92606497), (238, 76264174), (329, 55169828), (476, 38132087), (658, 27584914), (799, 22716988), (833, 21789764), (1316, 13792457), (1598, 11358494), (1666, 10894882), (2303, 7881404), (3196, 5679247), (3332, 5447441), (4606, 3940702), (5593, 3245284), (9212, 1970351), (11186, 1622642), (22372, 811321), (39151, 463612), (78302, 231806), (115903, 156604)]