20340908

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{283}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 43513344

約数和(自身を除く): 23172436

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 151, 238, 283, 302, 476, 566, 604, 1057, 1132, 1981, 2114, 2567, 3962, 4228, 4811, 5134, 7924, 9622, 10268, 17969, 19244, 33677, 35938, 42733, 67354, 71876, 85466, 134708, 170932, 299131, 598262, 726461, 1196524, 1452922, 2905844, 5085227, 10170454, 20340908]

約数ペア:

[(1, 20340908), (2, 10170454), (4, 5085227), (7, 2905844), (14, 1452922), (17, 1196524), (28, 726461), (34, 598262), (68, 299131), (119, 170932), (151, 134708), (238, 85466), (283, 71876), (302, 67354), (476, 42733), (566, 35938), (604, 33677), (1057, 19244), (1132, 17969), (1981, 10268), (2114, 9622), (2567, 7924), (3962, 5134), (4228, 4811)]