20178946424

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27718333}}^1$

素因数の和:27718359

約数の個数: 32

約数和(自身を含む): 46566801120

約数和(自身を除く): 26387854696

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 27718333, 55436666, 110873332, 194028331, 221746664, 360338329, 388056662, 720676658, 776113324, 1441353316, 1552226648, 2522368303, 2882706632, 5044736606, 10089473212, 20178946424]

約数ペア:

[(1, 20178946424), (2, 10089473212), (4, 5044736606), (7, 2882706632), (8, 2522368303), (13, 1552226648), (14, 1441353316), (26, 776113324), (28, 720676658), (52, 388056662), (56, 360338329), (91, 221746664), (104, 194028331), (182, 110873332), (364, 55436666), (728, 27718333)]