20106902408

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{811}}^1\times {\mathrm{39229}}^1$

素因数の和:40125

約数の個数: 32

約数和(自身を含む): 38225712000

約数和(自身を除く): 18118809592

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 811, 1622, 3244, 6488, 39229, 64069, 78458, 128138, 156916, 256276, 313832, 512552, 3099091, 6198182, 12396364, 24792728, 31814719, 63629438, 127258876, 254517752, 2513362801, 5026725602, 10053451204, 20106902408]

約数ペア:

[(1, 20106902408), (2, 10053451204), (4, 5026725602), (8, 2513362801), (79, 254517752), (158, 127258876), (316, 63629438), (632, 31814719), (811, 24792728), (1622, 12396364), (3244, 6198182), (6488, 3099091), (39229, 512552), (64069, 313832), (78458, 256276), (128138, 156916)]