20188476

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7283}}^1$

素因数の和:7311

約数の個数: 72

約数和(自身を含む): 63633024

約数和(自身を除く): 43444548

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 7283, 14566, 21849, 29132, 43698, 50981, 65547, 80113, 87396, 101962, 131094, 152943, 160226, 203924, 240339, 262188, 305886, 320452, 458829, 480678, 560791, 611772, 721017, 917658, 961356, 1121582, 1442034, 1682373, 1835316, 2243164, 2884068, 3364746, 5047119, 6729492, 10094238, 20188476]

約数ペア:

[(1, 20188476), (2, 10094238), (3, 6729492), (4, 5047119), (6, 3364746), (7, 2884068), (9, 2243164), (11, 1835316), (12, 1682373), (14, 1442034), (18, 1121582), (21, 961356), (22, 917658), (28, 721017), (33, 611772), (36, 560791), (42, 480678), (44, 458829), (63, 320452), (66, 305886), (77, 262188), (84, 240339), (99, 203924), (126, 160226), (132, 152943), (154, 131094), (198, 101962), (231, 87396), (252, 80113), (308, 65547), (396, 50981), (462, 43698), (693, 29132), (924, 21849), (1386, 14566), (2772, 7283)]