19203804

素因数分解:

$2^2\times 3^5\times {\mathrm{23}}^1\times {\mathrm{859}}^1$

素因数の和:901

約数の個数: 72

約数和(自身を含む): 52590720

約数和(自身を除く): 33386916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 243, 276, 324, 414, 486, 621, 828, 859, 972, 1242, 1718, 1863, 2484, 2577, 3436, 3726, 5154, 5589, 7452, 7731, 10308, 11178, 15462, 19757, 22356, 23193, 30924, 39514, 46386, 59271, 69579, 79028, 92772, 118542, 139158, 177813, 208737, 237084, 278316, 355626, 417474, 533439, 711252, 834948, 1066878, 1600317, 2133756, 3200634, 4800951, 6401268, 9601902, 19203804]

約数ペア:

[(1, 19203804), (2, 9601902), (3, 6401268), (4, 4800951), (6, 3200634), (9, 2133756), (12, 1600317), (18, 1066878), (23, 834948), (27, 711252), (36, 533439), (46, 417474), (54, 355626), (69, 278316), (81, 237084), (92, 208737), (108, 177813), (138, 139158), (162, 118542), (207, 92772), (243, 79028), (276, 69579), (324, 59271), (414, 46386), (486, 39514), (621, 30924), (828, 23193), (859, 22356), (972, 19757), (1242, 15462), (1718, 11178), (1863, 10308), (2484, 7731), (2577, 7452), (3436, 5589), (3726, 5154)]