20104502

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 34069248

約数和(自身を除く): 13964746

約数列:

[1, 2, 11, 22, 61, 71, 122, 142, 211, 422, 671, 781, 1342, 1562, 2321, 4331, 4642, 8662, 12871, 14981, 25742, 29962, 47641, 95282, 141581, 164791, 283162, 329582, 913841, 1827682, 10052251, 20104502]

約数ペア:

[(1, 20104502), (2, 10052251), (11, 1827682), (22, 913841), (61, 329582), (71, 283162), (122, 164791), (142, 141581), (211, 95282), (422, 47641), (671, 29962), (781, 25742), (1342, 14981), (1562, 12871), (2321, 8662), (4331, 4642)]