18918846

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{4027}}^1$

素因数の和:4070

約数の個数: 40

約数和(自身を含む): 43864920

約数和(自身を除く): 24946074

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 261, 522, 783, 1566, 2349, 4027, 4698, 8054, 12081, 24162, 36243, 72486, 108729, 116783, 217458, 233566, 326187, 350349, 652374, 700698, 1051047, 2102094, 3153141, 6306282, 9459423, 18918846]

約数ペア:

[(1, 18918846), (2, 9459423), (3, 6306282), (6, 3153141), (9, 2102094), (18, 1051047), (27, 700698), (29, 652374), (54, 350349), (58, 326187), (81, 233566), (87, 217458), (162, 116783), (174, 108729), (261, 72486), (522, 36243), (783, 24162), (1566, 12081), (2349, 8054), (4027, 4698)]