19426395

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 31989312

約数和(自身を除く): 12562917

約数列:

[1, 3, 5, 15, 73, 113, 157, 219, 339, 365, 471, 565, 785, 1095, 1695, 2355, 8249, 11461, 17741, 24747, 34383, 41245, 53223, 57305, 88705, 123735, 171915, 266115, 1295093, 3885279, 6475465, 19426395]

約数ペア:

[(1, 19426395), (3, 6475465), (5, 3885279), (15, 1295093), (73, 266115), (113, 171915), (157, 123735), (219, 88705), (339, 57305), (365, 53223), (471, 41245), (565, 34383), (785, 24747), (1095, 17741), (1695, 11461), (2355, 8249)]