19812918719

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{431}}^1\times {\mathrm{839}}^1$

素因数の和:1591

約数の個数: 32

約数和(自身を含む): 23044331520

約数和(自身を除く): 3231412801

約数列:

[1, 11, 17, 187, 293, 431, 839, 3223, 4741, 4981, 7327, 9229, 14263, 54791, 80597, 126283, 156893, 245827, 361609, 1389113, 2146811, 2704097, 3977699, 4179059, 6147353, 23614921, 45969649, 67620883, 105951437, 1165465807, 1801174429, 19812918719]

約数ペア:

[(1, 19812918719), (11, 1801174429), (17, 1165465807), (187, 105951437), (293, 67620883), (431, 45969649), (839, 23614921), (3223, 6147353), (4741, 4179059), (4981, 3977699), (7327, 2704097), (9229, 2146811), (14263, 1389113), (54791, 361609), (80597, 245827), (126283, 156893)]