18732795

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 31069440

約数和(自身を除く): 12336645

約数列:

[1, 3, 5, 15, 59, 61, 177, 183, 295, 305, 347, 885, 915, 1041, 1735, 3599, 5205, 10797, 17995, 20473, 21167, 53985, 61419, 63501, 102365, 105835, 307095, 317505, 1248853, 3746559, 6244265, 18732795]

約数ペア:

[(1, 18732795), (3, 6244265), (5, 3746559), (15, 1248853), (59, 317505), (61, 307095), (177, 105835), (183, 102365), (295, 63501), (305, 61419), (347, 53985), (885, 21167), (915, 20473), (1041, 17995), (1735, 10797), (3599, 5205)]