19261256872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{358229}}^1$

素因数の和:358306

約数の個数: 64

約数和(自身を含む): 43331500800

約数和(自身を除く): 24070243928

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 47, 52, 88, 94, 104, 143, 188, 286, 376, 517, 572, 611, 1034, 1144, 1222, 2068, 2444, 4136, 4888, 6721, 13442, 26884, 53768, 358229, 716458, 1432916, 2865832, 3940519, 4656977, 7881038, 9313954, 15762076, 16836763, 18627908, 31524152, 33673526, 37255816, 51226747, 67347052, 102453494, 134694104, 185204393, 204906988, 218877919, 370408786, 409813976, 437755838, 740817572, 875511676, 1481635144, 1751023352, 2407657109, 4815314218, 9630628436, 19261256872]

約数ペア:

[(1, 19261256872), (2, 9630628436), (4, 4815314218), (8, 2407657109), (11, 1751023352), (13, 1481635144), (22, 875511676), (26, 740817572), (44, 437755838), (47, 409813976), (52, 370408786), (88, 218877919), (94, 204906988), (104, 185204393), (143, 134694104), (188, 102453494), (286, 67347052), (376, 51226747), (517, 37255816), (572, 33673526), (611, 31524152), (1034, 18627908), (1144, 16836763), (1222, 15762076), (2068, 9313954), (2444, 7881038), (4136, 4656977), (4888, 3940519), (6721, 2865832), (13442, 1432916), (26884, 716458), (53768, 358229)]