18957098

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:294

約数の個数: 32

約数和(自身を含む): 31281600

約数和(自身を除く): 12324502

約数列:

[1, 2, 19, 37, 38, 74, 97, 139, 194, 278, 703, 1406, 1843, 2641, 3589, 3686, 5143, 5282, 7178, 10286, 13483, 26966, 68191, 97717, 136382, 195434, 256177, 498871, 512354, 997742, 9478549, 18957098]

約数ペア:

[(1, 18957098), (2, 9478549), (19, 997742), (37, 512354), (38, 498871), (74, 256177), (97, 195434), (139, 136382), (194, 97717), (278, 68191), (703, 26966), (1406, 13483), (1843, 10286), (2641, 7178), (3589, 5282), (3686, 5143)]