19939854

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15901}}^1$

素因数の和:15936

約数の個数: 32

約数和(自身を含む): 45797760

約数和(自身を除く): 25857906

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 15901, 31802, 47703, 95406, 174911, 302119, 349822, 524733, 604238, 906357, 1049466, 1812714, 3323309, 6646618, 9969927, 19939854]

約数ペア:

[(1, 19939854), (2, 9969927), (3, 6646618), (6, 3323309), (11, 1812714), (19, 1049466), (22, 906357), (33, 604238), (38, 524733), (57, 349822), (66, 302119), (114, 174911), (209, 95406), (418, 47703), (627, 31802), (1254, 15901)]