20084688

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{10729}}^1$

素因数の和:10756

約数の個数: 60

約数和(自身を含む): 60538660

約数和(自身を除く): 40453972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 10729, 21458, 32187, 42916, 64374, 85832, 96561, 128748, 139477, 171664, 193122, 257496, 278954, 386244, 418431, 514992, 557908, 772488, 836862, 1115816, 1255293, 1544976, 1673724, 2231632, 2510586, 3347448, 5021172, 6694896, 10042344, 20084688]

約数ペア:

[(1, 20084688), (2, 10042344), (3, 6694896), (4, 5021172), (6, 3347448), (8, 2510586), (9, 2231632), (12, 1673724), (13, 1544976), (16, 1255293), (18, 1115816), (24, 836862), (26, 772488), (36, 557908), (39, 514992), (48, 418431), (52, 386244), (72, 278954), (78, 257496), (104, 193122), (117, 171664), (144, 139477), (156, 128748), (208, 96561), (234, 85832), (312, 64374), (468, 42916), (624, 32187), (936, 21458), (1872, 10729)]