19765188

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 54700800

約数和(自身を除く): 34935612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 73, 92, 108, 109, 138, 146, 207, 218, 219, 276, 292, 327, 414, 436, 438, 621, 654, 657, 828, 876, 981, 1242, 1308, 1314, 1679, 1962, 1971, 2484, 2507, 2628, 2943, 3358, 3924, 3942, 5014, 5037, 5886, 6716, 7521, 7884, 7957, 10028, 10074, 11772, 15042, 15111, 15914, 20148, 22563, 23871, 30084, 30222, 31828, 45126, 45333, 47742, 60444, 67689, 71613, 90252, 90666, 95484, 135378, 143226, 181332, 183011, 214839, 270756, 286452, 366022, 429678, 549033, 732044, 859356, 1098066, 1647099, 2196132, 3294198, 4941297, 6588396, 9882594, 19765188]

約数ペア:

[(1, 19765188), (2, 9882594), (3, 6588396), (4, 4941297), (6, 3294198), (9, 2196132), (12, 1647099), (18, 1098066), (23, 859356), (27, 732044), (36, 549033), (46, 429678), (54, 366022), (69, 286452), (73, 270756), (92, 214839), (108, 183011), (109, 181332), (138, 143226), (146, 135378), (207, 95484), (218, 90666), (219, 90252), (276, 71613), (292, 67689), (327, 60444), (414, 47742), (436, 45333), (438, 45126), (621, 31828), (654, 30222), (657, 30084), (828, 23871), (876, 22563), (981, 20148), (1242, 15914), (1308, 15111), (1314, 15042), (1679, 11772), (1962, 10074), (1971, 10028), (2484, 7957), (2507, 7884), (2628, 7521), (2943, 6716), (3358, 5886), (3924, 5037), (3942, 5014)]