20199259003

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1\times {\mathrm{11491}}^1$

素因数の和:12163

約数の個数: 32

約数和(自身を含む): 25908300288

約数和(自身を除く): 5709041285

約数列:

[1, 7, 11, 37, 77, 259, 407, 617, 2849, 4319, 6787, 11491, 22829, 47509, 80437, 126401, 159803, 251119, 425167, 884807, 1757833, 2976169, 4676837, 7089947, 32737859, 49629629, 77989417, 262328039, 545925919, 1836296273, 2885608429, 20199259003]

約数ペア:

[(1, 20199259003), (7, 2885608429), (11, 1836296273), (37, 545925919), (77, 262328039), (259, 77989417), (407, 49629629), (617, 32737859), (2849, 7089947), (4319, 4676837), (6787, 2976169), (11491, 1757833), (22829, 884807), (47509, 425167), (80437, 251119), (126401, 159803)]