9919996

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:829

約数の個数: 24

約数和(自身を含む): 18039056

約数和(自身を除く): 8119060

約数列:

[1, 2, 4, 37, 74, 97, 148, 194, 388, 691, 1382, 2764, 3589, 7178, 14356, 25567, 51134, 67027, 102268, 134054, 268108, 2479999, 4959998, 9919996]

約数ペア:

[(1, 9919996), (2, 4959998), (4, 2479999), (37, 268108), (74, 134054), (97, 102268), (148, 67027), (194, 51134), (388, 25567), (691, 14356), (1382, 7178), (2764, 3589)]