18336591

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 35481600

約数和(自身を除く): 17145009

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 51, 63, 91, 117, 119, 153, 189, 221, 273, 351, 357, 439, 459, 663, 819, 1071, 1317, 1547, 1989, 2457, 3073, 3213, 3951, 4641, 5707, 5967, 7463, 9219, 11853, 13923, 17121, 22389, 27657, 39949, 41769, 51363, 52241, 67167, 82971, 97019, 119847, 154089, 156723, 201501, 291057, 359541, 470169, 679133, 873171, 1078623, 1410507, 2037399, 2619513, 6112197, 18336591]

約数ペア:

[(1, 18336591), (3, 6112197), (7, 2619513), (9, 2037399), (13, 1410507), (17, 1078623), (21, 873171), (27, 679133), (39, 470169), (51, 359541), (63, 291057), (91, 201501), (117, 156723), (119, 154089), (153, 119847), (189, 97019), (221, 82971), (273, 67167), (351, 52241), (357, 51363), (439, 41769), (459, 39949), (663, 27657), (819, 22389), (1071, 17121), (1317, 13923), (1547, 11853), (1989, 9219), (2457, 7463), (3073, 5967), (3213, 5707), (3951, 4641)]