19644945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1879}}^1$

素因数の和:1945

約数の個数: 32

約数和(自身を含む): 34110720

約数和(自身を除く): 14465775

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 1879, 2091, 3485, 5637, 9395, 10455, 28185, 31943, 77039, 95829, 159715, 231117, 385195, 479145, 1155585, 1309663, 3928989, 6548315, 19644945]

約数ペア:

[(1, 19644945), (3, 6548315), (5, 3928989), (15, 1309663), (17, 1155585), (41, 479145), (51, 385195), (85, 231117), (123, 159715), (205, 95829), (255, 77039), (615, 31943), (697, 28185), (1879, 10455), (2091, 9395), (3485, 5637)]