20858592

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{12781}}^1$

素因数の和:12811

約数の個数: 48

約数和(自身を含む): 57979152

約数和(自身を除く): 37120560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 12781, 25562, 38343, 51124, 76686, 102248, 153372, 204496, 217277, 306744, 408992, 434554, 613488, 651831, 869108, 1226976, 1303662, 1738216, 2607324, 3476432, 5214648, 6952864, 10429296, 20858592]

約数ペア:

[(1, 20858592), (2, 10429296), (3, 6952864), (4, 5214648), (6, 3476432), (8, 2607324), (12, 1738216), (16, 1303662), (17, 1226976), (24, 869108), (32, 651831), (34, 613488), (48, 434554), (51, 408992), (68, 306744), (96, 217277), (102, 204496), (136, 153372), (204, 102248), (272, 76686), (408, 51124), (544, 38343), (816, 25562), (1632, 12781)]