20059624

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 41932620

約数和(自身を除く): 21872996

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 169, 296, 338, 401, 481, 676, 802, 962, 1352, 1604, 1924, 3208, 3848, 5213, 6253, 10426, 12506, 14837, 20852, 25012, 29674, 41704, 50024, 59348, 67769, 118696, 135538, 192881, 271076, 385762, 542152, 771524, 1543048, 2507453, 5014906, 10029812, 20059624]

約数ペア:

[(1, 20059624), (2, 10029812), (4, 5014906), (8, 2507453), (13, 1543048), (26, 771524), (37, 542152), (52, 385762), (74, 271076), (104, 192881), (148, 135538), (169, 118696), (296, 67769), (338, 59348), (401, 50024), (481, 41704), (676, 29674), (802, 25012), (962, 20852), (1352, 14837), (1604, 12506), (1924, 10426), (3208, 6253), (3848, 5213)]