20422116

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3967}}^1$

素因数の和:4001

約数の個数: 72

約数和(自身を含む): 60662784

約数和(自身を除く): 40240668

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 3967, 5148, 7934, 11901, 15868, 23802, 35703, 43637, 47604, 51571, 71406, 87274, 103142, 130911, 142812, 154713, 174548, 206284, 261822, 309426, 392733, 464139, 523644, 567281, 618852, 785466, 928278, 1134562, 1570932, 1701843, 1856556, 2269124, 3403686, 5105529, 6807372, 10211058, 20422116]

約数ペア:

[(1, 20422116), (2, 10211058), (3, 6807372), (4, 5105529), (6, 3403686), (9, 2269124), (11, 1856556), (12, 1701843), (13, 1570932), (18, 1134562), (22, 928278), (26, 785466), (33, 618852), (36, 567281), (39, 523644), (44, 464139), (52, 392733), (66, 309426), (78, 261822), (99, 206284), (117, 174548), (132, 154713), (143, 142812), (156, 130911), (198, 103142), (234, 87274), (286, 71406), (396, 51571), (429, 47604), (468, 43637), (572, 35703), (858, 23802), (1287, 15868), (1716, 11901), (2574, 7934), (3967, 5148)]