19005216993

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{719}}^1$

素因数の和:971

約数の個数: 96

約数和(自身を含む): 32779468800

約数和(自身を除く): 13774251807

約数列:

[1, 3, 7, 9, 21, 47, 63, 79, 113, 141, 237, 329, 339, 423, 553, 711, 719, 791, 987, 1017, 1659, 2157, 2373, 2961, 3713, 4977, 5033, 5311, 6471, 7119, 8927, 11139, 15099, 15933, 25991, 26781, 33417, 33793, 37177, 45297, 47799, 56801, 62489, 77973, 80343, 81247, 101379, 111531, 170403, 187467, 233919, 236551, 243741, 304137, 334593, 397607, 419569, 511209, 562401, 568729, 709653, 731223, 1192821, 1258707, 1706187, 2128959, 2669647, 2936983, 3578463, 3776121, 3818609, 5118561, 6418513, 8008941, 8810949, 11455827, 18687529, 19255539, 24026823, 26432847, 26730263, 34367481, 44929591, 56062587, 57766617, 80190789, 134788773, 168187761, 240572367, 301670111, 404366319, 905010333, 2111690777, 2715030999, 6335072331, 19005216993]

約数ペア:

[(1, 19005216993), (3, 6335072331), (7, 2715030999), (9, 2111690777), (21, 905010333), (47, 404366319), (63, 301670111), (79, 240572367), (113, 168187761), (141, 134788773), (237, 80190789), (329, 57766617), (339, 56062587), (423, 44929591), (553, 34367481), (711, 26730263), (719, 26432847), (791, 24026823), (987, 19255539), (1017, 18687529), (1659, 11455827), (2157, 8810949), (2373, 8008941), (2961, 6418513), (3713, 5118561), (4977, 3818609), (5033, 3776121), (5311, 3578463), (6471, 2936983), (7119, 2669647), (8927, 2128959), (11139, 1706187), (15099, 1258707), (15933, 1192821), (25991, 731223), (26781, 709653), (33417, 568729), (33793, 562401), (37177, 511209), (45297, 419569), (47799, 397607), (56801, 334593), (62489, 304137), (77973, 243741), (80343, 236551), (81247, 233919), (101379, 187467), (111531, 170403)]