20197386

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1229}}^1$

素因数の和:1331

約数の個数: 48

約数和(自身を含む): 48353760

約数和(自身を除く): 28156374

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 83, 99, 166, 198, 249, 498, 747, 913, 1229, 1494, 1826, 2458, 2739, 3687, 5478, 7374, 8217, 11061, 13519, 16434, 22122, 27038, 40557, 81114, 102007, 121671, 204014, 243342, 306021, 612042, 918063, 1122077, 1836126, 2244154, 3366231, 6732462, 10098693, 20197386]

約数ペア:

[(1, 20197386), (2, 10098693), (3, 6732462), (6, 3366231), (9, 2244154), (11, 1836126), (18, 1122077), (22, 918063), (33, 612042), (66, 306021), (83, 243342), (99, 204014), (166, 121671), (198, 102007), (249, 81114), (498, 40557), (747, 27038), (913, 22122), (1229, 16434), (1494, 13519), (1826, 11061), (2458, 8217), (2739, 7374), (3687, 5478)]