19874032

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{569}}^1$

素因数の和:673

約数の個数: 40

約数和(自身を含む): 40287600

約数和(自身を除く): 20413568

約数列:

[1, 2, 4, 8, 16, 37, 59, 74, 118, 148, 236, 296, 472, 569, 592, 944, 1138, 2183, 2276, 4366, 4552, 8732, 9104, 17464, 21053, 33571, 34928, 42106, 67142, 84212, 134284, 168424, 268568, 336848, 537136, 1242127, 2484254, 4968508, 9937016, 19874032]

約数ペア:

[(1, 19874032), (2, 9937016), (4, 4968508), (8, 2484254), (16, 1242127), (37, 537136), (59, 336848), (74, 268568), (118, 168424), (148, 134284), (236, 84212), (296, 67142), (472, 42106), (569, 34928), (592, 33571), (944, 21053), (1138, 17464), (2183, 9104), (2276, 8732), (4366, 4552)]