18469792

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{383}}^1$

素因数の和:541

約数の個数: 48

約数和(自身を含む): 40061952

約数和(自身を除く): 21592160

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 137, 176, 274, 352, 383, 548, 766, 1096, 1507, 1532, 2192, 3014, 3064, 4213, 4384, 6028, 6128, 8426, 12056, 12256, 16852, 24112, 33704, 48224, 52471, 67408, 104942, 134816, 209884, 419768, 577181, 839536, 1154362, 1679072, 2308724, 4617448, 9234896, 18469792]

約数ペア:

[(1, 18469792), (2, 9234896), (4, 4617448), (8, 2308724), (11, 1679072), (16, 1154362), (22, 839536), (32, 577181), (44, 419768), (88, 209884), (137, 134816), (176, 104942), (274, 67408), (352, 52471), (383, 48224), (548, 33704), (766, 24112), (1096, 16852), (1507, 12256), (1532, 12056), (2192, 8426), (3014, 6128), (3064, 6028), (4213, 4384)]