18198894

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 43776000

約数和(自身を除く): 25577106

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 239, 259, 294, 343, 478, 518, 686, 717, 777, 1029, 1434, 1554, 1673, 1813, 2058, 3346, 3626, 5019, 5439, 8843, 10038, 10878, 11711, 12691, 17686, 23422, 25382, 26529, 35133, 38073, 53058, 61901, 70266, 76146, 81977, 123802, 163954, 185703, 245931, 371406, 433307, 491862, 866614, 1299921, 2599842, 3033149, 6066298, 9099447, 18198894]

約数ペア:

[(1, 18198894), (2, 9099447), (3, 6066298), (6, 3033149), (7, 2599842), (14, 1299921), (21, 866614), (37, 491862), (42, 433307), (49, 371406), (74, 245931), (98, 185703), (111, 163954), (147, 123802), (222, 81977), (239, 76146), (259, 70266), (294, 61901), (343, 53058), (478, 38073), (518, 35133), (686, 26529), (717, 25382), (777, 23422), (1029, 17686), (1434, 12691), (1554, 11711), (1673, 10878), (1813, 10038), (2058, 8843), (3346, 5439), (3626, 5019)]