12990736

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2381}}^1$

素因数の和:2431

約数の個数: 40

約数和(自身を含む): 28355328

約数和(自身を除く): 15364592

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2381, 2728, 4762, 5456, 9524, 19048, 26191, 38096, 52382, 73811, 104764, 147622, 209528, 295244, 419056, 590488, 811921, 1180976, 1623842, 3247684, 6495368, 12990736]

約数ペア:

[(1, 12990736), (2, 6495368), (4, 3247684), (8, 1623842), (11, 1180976), (16, 811921), (22, 590488), (31, 419056), (44, 295244), (62, 209528), (88, 147622), (124, 104764), (176, 73811), (248, 52382), (341, 38096), (496, 26191), (682, 19048), (1364, 9524), (2381, 5456), (2728, 4762)]