13218452

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 27800640

約数和(自身を除く): 14582188

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 247, 323, 442, 494, 646, 787, 884, 988, 1292, 1574, 3148, 4199, 8398, 10231, 13379, 14953, 16796, 20462, 26758, 29906, 40924, 53516, 59812, 173927, 194389, 254201, 347854, 388778, 508402, 695708, 777556, 1016804, 3304613, 6609226, 13218452]

約数ペア:

[(1, 13218452), (2, 6609226), (4, 3304613), (13, 1016804), (17, 777556), (19, 695708), (26, 508402), (34, 388778), (38, 347854), (52, 254201), (68, 194389), (76, 173927), (221, 59812), (247, 53516), (323, 40924), (442, 29906), (494, 26758), (646, 20462), (787, 16796), (884, 14953), (988, 13379), (1292, 10231), (1574, 8398), (3148, 4199)]