18836805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3331}}^1$

素因数の和:3381

約数の個数: 32

約数和(自身を含む): 33586560

約数和(自身を除く): 14749755

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 3331, 5655, 9993, 16655, 43303, 49965, 96599, 129909, 216515, 289797, 482995, 649545, 1255787, 1448985, 3767361, 6278935, 18836805]

約数ペア:

[(1, 18836805), (3, 6278935), (5, 3767361), (13, 1448985), (15, 1255787), (29, 649545), (39, 482995), (65, 289797), (87, 216515), (145, 129909), (195, 96599), (377, 49965), (435, 43303), (1131, 16655), (1885, 9993), (3331, 5655)]