18084770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 39657600

約数和(自身を除く): 21572830

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 34, 38, 55, 85, 95, 110, 170, 187, 190, 209, 323, 374, 418, 509, 646, 935, 1018, 1045, 1615, 1870, 2090, 2545, 3230, 3553, 5090, 5599, 7106, 8653, 9671, 11198, 17306, 17765, 19342, 27995, 35530, 43265, 48355, 55990, 86530, 95183, 96710, 106381, 164407, 190366, 212762, 328814, 475915, 531905, 822035, 951830, 1063810, 1644070, 1808477, 3616954, 9042385, 18084770]

約数ペア:

[(1, 18084770), (2, 9042385), (5, 3616954), (10, 1808477), (11, 1644070), (17, 1063810), (19, 951830), (22, 822035), (34, 531905), (38, 475915), (55, 328814), (85, 212762), (95, 190366), (110, 164407), (170, 106381), (187, 96710), (190, 95183), (209, 86530), (323, 55990), (374, 48355), (418, 43265), (509, 35530), (646, 27995), (935, 19342), (1018, 17765), (1045, 17306), (1615, 11198), (1870, 9671), (2090, 8653), (2545, 7106), (3230, 5599), (3553, 5090)]