20177160952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{859}}^1\times {\mathrm{3371}}^1$

素因数の和:4316

約数の個数: 64

約数和(自身を含む): 41410857600

約数和(自身を除く): 21233696648

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 859, 871, 1718, 1742, 3371, 3436, 3484, 6742, 6872, 6968, 11167, 13484, 22334, 26968, 43823, 44668, 57553, 87646, 89336, 115106, 175292, 225857, 230212, 350584, 451714, 460424, 748189, 903428, 1496378, 1806856, 2895689, 2936141, 2992756, 5791378, 5872282, 5985512, 11582756, 11744564, 23165512, 23489128, 37643957, 75287914, 150575828, 194011163, 301151656, 388022326, 776044652, 1552089304, 2522145119, 5044290238, 10088580476, 20177160952]

約数ペア:

[(1, 20177160952), (2, 10088580476), (4, 5044290238), (8, 2522145119), (13, 1552089304), (26, 776044652), (52, 388022326), (67, 301151656), (104, 194011163), (134, 150575828), (268, 75287914), (536, 37643957), (859, 23489128), (871, 23165512), (1718, 11744564), (1742, 11582756), (3371, 5985512), (3436, 5872282), (3484, 5791378), (6742, 2992756), (6872, 2936141), (6968, 2895689), (11167, 1806856), (13484, 1496378), (22334, 903428), (26968, 748189), (43823, 460424), (44668, 451714), (57553, 350584), (87646, 230212), (89336, 225857), (115106, 175292)]