20495592

素因数分解:

$2^3\times 3^5\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:845

約数の個数: 96

約数和(自身を含む): 62069280

約数和(自身を除く): 41573688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 243, 312, 324, 351, 468, 486, 648, 702, 811, 936, 972, 1053, 1404, 1622, 1944, 2106, 2433, 2808, 3159, 3244, 4212, 4866, 6318, 6488, 7299, 8424, 9732, 10543, 12636, 14598, 19464, 21086, 21897, 25272, 29196, 31629, 42172, 43794, 58392, 63258, 65691, 84344, 87588, 94887, 126516, 131382, 175176, 189774, 197073, 253032, 262764, 284661, 379548, 394146, 525528, 569322, 759096, 788292, 853983, 1138644, 1576584, 1707966, 2277288, 2561949, 3415932, 5123898, 6831864, 10247796, 20495592]

約数ペア:

[(1, 20495592), (2, 10247796), (3, 6831864), (4, 5123898), (6, 3415932), (8, 2561949), (9, 2277288), (12, 1707966), (13, 1576584), (18, 1138644), (24, 853983), (26, 788292), (27, 759096), (36, 569322), (39, 525528), (52, 394146), (54, 379548), (72, 284661), (78, 262764), (81, 253032), (104, 197073), (108, 189774), (117, 175176), (156, 131382), (162, 126516), (216, 94887), (234, 87588), (243, 84344), (312, 65691), (324, 63258), (351, 58392), (468, 43794), (486, 42172), (648, 31629), (702, 29196), (811, 25272), (936, 21897), (972, 21086), (1053, 19464), (1404, 14598), (1622, 12636), (1944, 10543), (2106, 9732), (2433, 8424), (2808, 7299), (3159, 6488), (3244, 6318), (4212, 4866)]