19151955

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13729}}^1$

素因数の和:13771

約数の個数: 24

約数和(自身を含む): 34270080

約数和(自身を除く): 15118125

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 13729, 41187, 68645, 123561, 205935, 425599, 617805, 1276797, 2127995, 3830391, 6383985, 19151955]

約数ペア:

[(1, 19151955), (3, 6383985), (5, 3830391), (9, 2127995), (15, 1276797), (31, 617805), (45, 425599), (93, 205935), (155, 123561), (279, 68645), (465, 41187), (1395, 13729)]