18351228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 52835328

約数和(自身を除く): 34484100

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 71, 84, 102, 119, 142, 181, 204, 213, 238, 284, 357, 362, 426, 476, 497, 543, 714, 724, 852, 994, 1086, 1207, 1267, 1428, 1491, 1988, 2172, 2414, 2534, 2982, 3077, 3621, 3801, 4828, 5068, 5964, 6154, 7242, 7602, 8449, 9231, 12308, 12851, 14484, 15204, 16898, 18462, 21539, 25347, 25702, 33796, 36924, 38553, 43078, 50694, 51404, 64617, 77106, 86156, 89957, 101388, 129234, 154212, 179914, 218467, 258468, 269871, 359828, 436934, 539742, 655401, 873868, 1079484, 1310802, 1529269, 2621604, 3058538, 4587807, 6117076, 9175614, 18351228]

約数ペア:

[(1, 18351228), (2, 9175614), (3, 6117076), (4, 4587807), (6, 3058538), (7, 2621604), (12, 1529269), (14, 1310802), (17, 1079484), (21, 873868), (28, 655401), (34, 539742), (42, 436934), (51, 359828), (68, 269871), (71, 258468), (84, 218467), (102, 179914), (119, 154212), (142, 129234), (181, 101388), (204, 89957), (213, 86156), (238, 77106), (284, 64617), (357, 51404), (362, 50694), (426, 43078), (476, 38553), (497, 36924), (543, 33796), (714, 25702), (724, 25347), (852, 21539), (994, 18462), (1086, 16898), (1207, 15204), (1267, 14484), (1428, 12851), (1491, 12308), (1988, 9231), (2172, 8449), (2414, 7602), (2534, 7242), (2982, 6154), (3077, 5964), (3621, 5068), (3801, 4828)]