18218772

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3539}}^1$

素因数の和:3573

約数の個数: 72

約数和(自身を含む): 54119520

約数和(自身を除く): 35900748

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, 3539, 5148, 7078, 10617, 14156, 21234, 31851, 38929, 42468, 46007, 63702, 77858, 92014, 116787, 127404, 138021, 155716, 184028, 233574, 276042, 350361, 414063, 467148, 506077, 552084, 700722, 828126, 1012154, 1401444, 1518231, 1656252, 2024308, 3036462, 4554693, 6072924, 9109386, 18218772]

約数ペア:

[(1, 18218772), (2, 9109386), (3, 6072924), (4, 4554693), (6, 3036462), (9, 2024308), (11, 1656252), (12, 1518231), (13, 1401444), (18, 1012154), (22, 828126), (26, 700722), (33, 552084), (36, 506077), (39, 467148), (44, 414063), (52, 350361), (66, 276042), (78, 233574), (99, 184028), (117, 155716), (132, 138021), (143, 127404), (156, 116787), (198, 92014), (234, 77858), (286, 63702), (396, 46007), (429, 42468), (468, 38929), (572, 31851), (858, 21234), (1287, 14156), (1716, 10617), (2574, 7078), (3539, 5148)]