19025130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 47443968

約数和(自身を除く): 28418838

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 103, 131, 141, 206, 235, 262, 282, 309, 393, 470, 515, 618, 655, 705, 786, 1030, 1310, 1410, 1545, 1965, 3090, 3930, 4841, 6157, 9682, 12314, 13493, 14523, 18471, 24205, 26986, 29046, 30785, 36942, 40479, 48410, 61570, 67465, 72615, 80958, 92355, 134930, 145230, 184710, 202395, 404790, 634171, 1268342, 1902513, 3170855, 3805026, 6341710, 9512565, 19025130]

約数ペア:

[(1, 19025130), (2, 9512565), (3, 6341710), (5, 3805026), (6, 3170855), (10, 1902513), (15, 1268342), (30, 634171), (47, 404790), (94, 202395), (103, 184710), (131, 145230), (141, 134930), (206, 92355), (235, 80958), (262, 72615), (282, 67465), (309, 61570), (393, 48410), (470, 40479), (515, 36942), (618, 30785), (655, 29046), (705, 26986), (786, 24205), (1030, 18471), (1310, 14523), (1410, 13493), (1545, 12314), (1965, 9682), (3090, 6157), (3930, 4841)]