19935458145

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{50497}}^1$

素因数の和:50822

約数の個数: 48

約数和(自身を含む): 35796214272

約数和(自身を除く): 15860756127

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 283, 465, 849, 1395, 1415, 2547, 4245, 8773, 12735, 26319, 43865, 50497, 78957, 131595, 151491, 252485, 394785, 454473, 757455, 1565407, 2272365, 4696221, 7827035, 14088663, 14290651, 23481105, 42871953, 70443315, 71453255, 128615859, 214359765, 443010181, 643079295, 1329030543, 2215050905, 3987091629, 6645152715, 19935458145]

約数ペア:

[(1, 19935458145), (3, 6645152715), (5, 3987091629), (9, 2215050905), (15, 1329030543), (31, 643079295), (45, 443010181), (93, 214359765), (155, 128615859), (279, 71453255), (283, 70443315), (465, 42871953), (849, 23481105), (1395, 14290651), (1415, 14088663), (2547, 7827035), (4245, 4696221), (8773, 2272365), (12735, 1565407), (26319, 757455), (43865, 454473), (50497, 394785), (78957, 252485), (131595, 151491)]