20208708

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1489}}^1$

素因数の和:1541

約数の個数: 72

約数和(自身を含む): 56947800

約数和(自身を除く): 36739092

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 116, 117, 156, 174, 234, 261, 348, 377, 468, 522, 754, 1044, 1131, 1489, 1508, 2262, 2978, 3393, 4467, 4524, 5956, 6786, 8934, 13401, 13572, 17868, 19357, 26802, 38714, 43181, 53604, 58071, 77428, 86362, 116142, 129543, 172724, 174213, 232284, 259086, 348426, 388629, 518172, 561353, 696852, 777258, 1122706, 1554516, 1684059, 2245412, 3368118, 5052177, 6736236, 10104354, 20208708]

約数ペア:

[(1, 20208708), (2, 10104354), (3, 6736236), (4, 5052177), (6, 3368118), (9, 2245412), (12, 1684059), (13, 1554516), (18, 1122706), (26, 777258), (29, 696852), (36, 561353), (39, 518172), (52, 388629), (58, 348426), (78, 259086), (87, 232284), (116, 174213), (117, 172724), (156, 129543), (174, 116142), (234, 86362), (261, 77428), (348, 58071), (377, 53604), (468, 43181), (522, 38714), (754, 26802), (1044, 19357), (1131, 17868), (1489, 13572), (1508, 13401), (2262, 8934), (2978, 6786), (3393, 5956), (4467, 4524)]