18297405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2003}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 37514880

約数和(自身を除く): 19217475

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 2003, 3045, 6009, 9135, 10015, 14021, 18027, 30045, 42063, 58087, 70105, 90135, 126189, 174261, 210315, 290435, 406609, 522783, 630945, 871305, 1219827, 2033045, 2613915, 3659481, 6099135, 18297405]

約数ペア:

[(1, 18297405), (3, 6099135), (5, 3659481), (7, 2613915), (9, 2033045), (15, 1219827), (21, 871305), (29, 630945), (35, 522783), (45, 406609), (63, 290435), (87, 210315), (105, 174261), (145, 126189), (203, 90135), (261, 70105), (315, 58087), (435, 42063), (609, 30045), (1015, 18027), (1305, 14021), (1827, 10015), (2003, 9135), (3045, 6009)]