20114872

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 39193920

約数和(自身を除く): 19079048

約数列:

[1, 2, 4, 8, 47, 61, 94, 122, 188, 244, 376, 488, 877, 1754, 2867, 3508, 5734, 7016, 11468, 22936, 41219, 53497, 82438, 106994, 164876, 213988, 329752, 427976, 2514359, 5028718, 10057436, 20114872]

約数ペア:

[(1, 20114872), (2, 10057436), (4, 5028718), (8, 2514359), (47, 427976), (61, 329752), (94, 213988), (122, 164876), (188, 106994), (244, 82438), (376, 53497), (488, 41219), (877, 22936), (1754, 11468), (2867, 7016), (3508, 5734)]