18626619

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{97}}^1$

素因数の和:168

約数の個数: 36

約数和(自身を含む): 28831208

約数和(自身を除く): 10204589

約数列:

[1, 3, 11, 23, 33, 69, 97, 121, 253, 291, 363, 529, 759, 1067, 1587, 2231, 2783, 3201, 5819, 6693, 8349, 11737, 17457, 24541, 35211, 51313, 64009, 73623, 153939, 192027, 269951, 564443, 809853, 1693329, 6208873, 18626619]

約数ペア:

[(1, 18626619), (3, 6208873), (11, 1693329), (23, 809853), (33, 564443), (69, 269951), (97, 192027), (121, 153939), (253, 73623), (291, 64009), (363, 51313), (529, 35211), (759, 24541), (1067, 17457), (1587, 11737), (2231, 8349), (2783, 6693), (3201, 5819)]