2018181228

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{571}}^1\times {\mathrm{6011}}^1$

素因数の和:6603

約数の個数: 72

約数和(自身を含む): 5488426944

約数和(自身を除く): 3470245716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 571, 588, 1142, 1713, 2284, 3426, 3997, 6011, 6852, 7994, 11991, 12022, 15988, 18033, 23982, 24044, 27979, 36066, 42077, 47964, 55958, 72132, 83937, 84154, 111916, 126231, 167874, 168308, 252462, 294539, 335748, 504924, 589078, 883617, 1178156, 1767234, 3432281, 3534468, 6864562, 10296843, 13729124, 20593686, 24025967, 41187372, 48051934, 72077901, 96103868, 144155802, 168181769, 288311604, 336363538, 504545307, 672727076, 1009090614, 2018181228]

約数ペア:

[(1, 2018181228), (2, 1009090614), (3, 672727076), (4, 504545307), (6, 336363538), (7, 288311604), (12, 168181769), (14, 144155802), (21, 96103868), (28, 72077901), (42, 48051934), (49, 41187372), (84, 24025967), (98, 20593686), (147, 13729124), (196, 10296843), (294, 6864562), (571, 3534468), (588, 3432281), (1142, 1767234), (1713, 1178156), (2284, 883617), (3426, 589078), (3997, 504924), (6011, 335748), (6852, 294539), (7994, 252462), (11991, 168308), (12022, 167874), (15988, 126231), (18033, 111916), (23982, 84154), (24044, 83937), (27979, 72132), (36066, 55958), (42077, 47964)]