20163718072

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{287167}}^1$

素因数の和:287371

約数の個数: 32

約数和(自身を含む): 38664299520

約数和(自身を除く): 18500581448

約数列:

[1, 2, 4, 8, 67, 131, 134, 262, 268, 524, 536, 1048, 8777, 17554, 35108, 70216, 287167, 574334, 1148668, 2297336, 19240189, 37618877, 38480378, 75237754, 76960756, 150475508, 153921512, 300951016, 2520464759, 5040929518, 10081859036, 20163718072]

約数ペア:

[(1, 20163718072), (2, 10081859036), (4, 5040929518), (8, 2520464759), (67, 300951016), (131, 153921512), (134, 150475508), (262, 76960756), (268, 75237754), (524, 38480378), (536, 37618877), (1048, 19240189), (8777, 2297336), (17554, 1148668), (35108, 574334), (70216, 287167)]