20118040215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14738491}}^1$

素因数の和:14738519

約数の個数: 32

約数和(自身を含む): 39617066496

約数和(自身を除く): 19499026281

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 14738491, 44215473, 73692455, 103169437, 191600383, 221077365, 309508311, 515847185, 574801149, 958001915, 1341202681, 1547541555, 2874005745, 4023608043, 6706013405, 20118040215]

約数ペア:

[(1, 20118040215), (3, 6706013405), (5, 4023608043), (7, 2874005745), (13, 1547541555), (15, 1341202681), (21, 958001915), (35, 574801149), (39, 515847185), (65, 309508311), (91, 221077365), (105, 191600383), (195, 103169437), (273, 73692455), (455, 44215473), (1365, 14738491)]