16515978

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6299}}^1$

素因数の和:6346

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 19772022

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 437, 874, 1311, 2622, 6299, 12598, 18897, 37794, 119681, 144877, 239362, 289754, 359043, 434631, 718086, 869262, 2752663, 5505326, 8257989, 16515978]

約数ペア:

[(1, 16515978), (2, 8257989), (3, 5505326), (6, 2752663), (19, 869262), (23, 718086), (38, 434631), (46, 359043), (57, 289754), (69, 239362), (114, 144877), (138, 119681), (437, 37794), (874, 18897), (1311, 12598), (2622, 6299)]