20168045144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1307}}^1\times {\mathrm{6451}}^1$

素因数の和:7800

約数の個数: 64

約数和(自身を含む): 42533648640

約数和(自身を除く): 22365603496

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 1307, 2392, 2614, 5228, 6451, 10456, 12902, 16991, 25804, 30061, 33982, 51608, 60122, 67964, 83863, 120244, 135928, 148373, 167726, 240488, 296746, 335452, 390793, 593492, 670904, 781586, 1186984, 1563172, 1928849, 3126344, 3857698, 7715396, 8431457, 15430792, 16862914, 33725828, 67451656, 109608941, 193923511, 219217882, 387847022, 438435764, 775694044, 876871528, 1551388088, 2521005643, 5042011286, 10084022572, 20168045144]

約数ペア:

[(1, 20168045144), (2, 10084022572), (4, 5042011286), (8, 2521005643), (13, 1551388088), (23, 876871528), (26, 775694044), (46, 438435764), (52, 387847022), (92, 219217882), (104, 193923511), (184, 109608941), (299, 67451656), (598, 33725828), (1196, 16862914), (1307, 15430792), (2392, 8431457), (2614, 7715396), (5228, 3857698), (6451, 3126344), (10456, 1928849), (12902, 1563172), (16991, 1186984), (25804, 781586), (30061, 670904), (33982, 593492), (51608, 390793), (60122, 335452), (67964, 296746), (83863, 240488), (120244, 167726), (135928, 148373)]