20787492

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 56899584

約数和(自身を除く): 36112092

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 41, 44, 46, 66, 69, 82, 92, 123, 132, 138, 164, 167, 246, 253, 276, 334, 451, 492, 501, 506, 668, 759, 902, 943, 1002, 1012, 1353, 1518, 1804, 1837, 1886, 2004, 2706, 2829, 3036, 3674, 3772, 3841, 5412, 5511, 5658, 6847, 7348, 7682, 10373, 11022, 11316, 11523, 13694, 15364, 20541, 20746, 22044, 23046, 27388, 31119, 41082, 41492, 42251, 46092, 62238, 75317, 82164, 84502, 124476, 126753, 150634, 157481, 169004, 225951, 253506, 301268, 314962, 451902, 472443, 507012, 629924, 903804, 944886, 1732291, 1889772, 3464582, 5196873, 6929164, 10393746, 20787492]

約数ペア:

[(1, 20787492), (2, 10393746), (3, 6929164), (4, 5196873), (6, 3464582), (11, 1889772), (12, 1732291), (22, 944886), (23, 903804), (33, 629924), (41, 507012), (44, 472443), (46, 451902), (66, 314962), (69, 301268), (82, 253506), (92, 225951), (123, 169004), (132, 157481), (138, 150634), (164, 126753), (167, 124476), (246, 84502), (253, 82164), (276, 75317), (334, 62238), (451, 46092), (492, 42251), (501, 41492), (506, 41082), (668, 31119), (759, 27388), (902, 23046), (943, 22044), (1002, 20746), (1012, 20541), (1353, 15364), (1518, 13694), (1804, 11523), (1837, 11316), (1886, 11022), (2004, 10373), (2706, 7682), (2829, 7348), (3036, 6847), (3674, 5658), (3772, 5511), (3841, 5412)]