18244408

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1319}}^1$

素因数の和:1364

約数の個数: 64

約数和(自身を含む): 44352000

約数和(自身を除く): 26107592

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1319, 1729, 1976, 2638, 3458, 5276, 6916, 9233, 10552, 13832, 17147, 18466, 25061, 34294, 36932, 50122, 68588, 73864, 100244, 120029, 137176, 175427, 200488, 240058, 325793, 350854, 480116, 651586, 701708, 960232, 1303172, 1403416, 2280551, 2606344, 4561102, 9122204, 18244408]

約数ペア:

[(1, 18244408), (2, 9122204), (4, 4561102), (7, 2606344), (8, 2280551), (13, 1403416), (14, 1303172), (19, 960232), (26, 701708), (28, 651586), (38, 480116), (52, 350854), (56, 325793), (76, 240058), (91, 200488), (104, 175427), (133, 137176), (152, 120029), (182, 100244), (247, 73864), (266, 68588), (364, 50122), (494, 36932), (532, 34294), (728, 25061), (988, 18466), (1064, 17147), (1319, 13832), (1729, 10552), (1976, 9233), (2638, 6916), (3458, 5276)]