18398796

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1999}}^1$

素因数の和:2078

約数の個数: 48

約数和(自身を含む): 47040000

約数和(自身を除く): 28641204

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 59, 78, 118, 156, 177, 236, 354, 708, 767, 1534, 1999, 2301, 3068, 3998, 4602, 5997, 7996, 9204, 11994, 23988, 25987, 51974, 77961, 103948, 117941, 155922, 235882, 311844, 353823, 471764, 707646, 1415292, 1533233, 3066466, 4599699, 6132932, 9199398, 18398796]

約数ペア:

[(1, 18398796), (2, 9199398), (3, 6132932), (4, 4599699), (6, 3066466), (12, 1533233), (13, 1415292), (26, 707646), (39, 471764), (52, 353823), (59, 311844), (78, 235882), (118, 155922), (156, 117941), (177, 103948), (236, 77961), (354, 51974), (708, 25987), (767, 23988), (1534, 11994), (1999, 9204), (2301, 7996), (3068, 5997), (3998, 4602)]