19159030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 40435200

約数和(自身を除く): 21276170

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 89, 95, 103, 110, 178, 190, 206, 209, 418, 445, 515, 890, 979, 1030, 1045, 1133, 1691, 1957, 1958, 2090, 2266, 3382, 3914, 4895, 5665, 8455, 9167, 9785, 9790, 11330, 16910, 18334, 18601, 19570, 21527, 37202, 43054, 45835, 91670, 93005, 100837, 107635, 174173, 186010, 201674, 215270, 348346, 504185, 870865, 1008370, 1741730, 1915903, 3831806, 9579515, 19159030]

約数ペア:

[(1, 19159030), (2, 9579515), (5, 3831806), (10, 1915903), (11, 1741730), (19, 1008370), (22, 870865), (38, 504185), (55, 348346), (89, 215270), (95, 201674), (103, 186010), (110, 174173), (178, 107635), (190, 100837), (206, 93005), (209, 91670), (418, 45835), (445, 43054), (515, 37202), (890, 21527), (979, 19570), (1030, 18601), (1045, 18334), (1133, 16910), (1691, 11330), (1957, 9790), (1958, 9785), (2090, 9167), (2266, 8455), (3382, 5665), (3914, 4895)]