18102003

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 26956800

約数和(自身を除く): 8854797

約数列:

[1, 3, 19, 29, 47, 57, 87, 141, 233, 551, 699, 893, 1363, 1653, 2679, 4089, 4427, 6757, 10951, 13281, 20271, 25897, 32853, 77691, 128383, 208069, 317579, 385149, 624207, 952737, 6034001, 18102003]

約数ペア:

[(1, 18102003), (3, 6034001), (19, 952737), (29, 624207), (47, 385149), (57, 317579), (87, 208069), (141, 128383), (233, 77691), (551, 32853), (699, 25897), (893, 20271), (1363, 13281), (1653, 10951), (2679, 6757), (4089, 4427)]