19145156793

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1\times {\mathrm{1439}}^1$

素因数の和:1778

約数の個数: 64

約数和(自身を含む): 30576476160

約数和(自身を除く): 11431319367

約数列:

[1, 3, 7, 21, 31, 93, 107, 191, 217, 321, 573, 651, 749, 1337, 1439, 2247, 3317, 4011, 4317, 5921, 9951, 10073, 17763, 20437, 23219, 30219, 41447, 44609, 61311, 69657, 124341, 133827, 143059, 153973, 274849, 312263, 429177, 461919, 633547, 824547, 936789, 1077811, 1900641, 1923943, 3233433, 4434829, 4773163, 5771829, 8520319, 13304487, 14319489, 25560957, 29408843, 33412141, 59642233, 88226529, 100236423, 178926699, 205861901, 617585703, 911674133, 2735022399, 6381718931, 19145156793]

約数ペア:

[(1, 19145156793), (3, 6381718931), (7, 2735022399), (21, 911674133), (31, 617585703), (93, 205861901), (107, 178926699), (191, 100236423), (217, 88226529), (321, 59642233), (573, 33412141), (651, 29408843), (749, 25560957), (1337, 14319489), (1439, 13304487), (2247, 8520319), (3317, 5771829), (4011, 4773163), (4317, 4434829), (5921, 3233433), (9951, 1923943), (10073, 1900641), (17763, 1077811), (20437, 936789), (23219, 824547), (30219, 633547), (41447, 461919), (44609, 429177), (61311, 312263), (69657, 274849), (124341, 153973), (133827, 143059)]