20171906794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{37907}}^1$

素因数の和:38230

約数の個数: 32

約数和(自身を含む): 33078217536

約数和(自身を除く): 12906310742

約数列:

[1, 2, 13, 26, 97, 194, 211, 422, 1261, 2522, 2743, 5486, 20467, 37907, 40934, 75814, 266071, 492791, 532142, 985582, 3676979, 7353958, 7998377, 15996754, 47800727, 95601454, 103978901, 207957802, 775842569, 1551685138, 10085953397, 20171906794]

約数ペア:

[(1, 20171906794), (2, 10085953397), (13, 1551685138), (26, 775842569), (97, 207957802), (194, 103978901), (211, 95601454), (422, 47800727), (1261, 15996754), (2522, 7998377), (2743, 7353958), (5486, 3676979), (20467, 985582), (37907, 532142), (40934, 492791), (75814, 266071)]