18993496

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{733}}^1$

素因数の和:859

約数の個数: 32

約数和(自身を含む): 36993600

約数和(自身を除く): 18000104

約数列:

[1, 2, 4, 8, 41, 79, 82, 158, 164, 316, 328, 632, 733, 1466, 2932, 3239, 5864, 6478, 12956, 25912, 30053, 57907, 60106, 115814, 120212, 231628, 240424, 463256, 2374187, 4748374, 9496748, 18993496]

約数ペア:

[(1, 18993496), (2, 9496748), (4, 4748374), (8, 2374187), (41, 463256), (79, 240424), (82, 231628), (158, 120212), (164, 115814), (316, 60106), (328, 57907), (632, 30053), (733, 25912), (1466, 12956), (2932, 6478), (3239, 5864)]