31980728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8311}}^1$

素因数の和:8367

約数の個数: 32

約数和(自身を含む): 66329760

約数和(自身を除く): 34349032

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 8311, 16622, 33244, 66488, 108043, 216086, 307507, 432172, 615014, 864344, 1230028, 2460056, 3997591, 7995182, 15990364, 31980728]

約数ペア:

[(1, 31980728), (2, 15990364), (4, 7995182), (8, 3997591), (13, 2460056), (26, 1230028), (37, 864344), (52, 615014), (74, 432172), (104, 307507), (148, 216086), (296, 108043), (481, 66488), (962, 33244), (1924, 16622), (3848, 8311)]