19798088

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{823}}^1$

素因数の和:957

約数の個数: 32

約数和(自身を含む): 38760960

約数和(自身を除く): 18962872

約数列:

[1, 2, 4, 8, 31, 62, 97, 124, 194, 248, 388, 776, 823, 1646, 3007, 3292, 6014, 6584, 12028, 24056, 25513, 51026, 79831, 102052, 159662, 204104, 319324, 638648, 2474761, 4949522, 9899044, 19798088]

約数ペア:

[(1, 19798088), (2, 9899044), (4, 4949522), (8, 2474761), (31, 638648), (62, 319324), (97, 204104), (124, 159662), (194, 102052), (248, 79831), (388, 51026), (776, 25513), (823, 24056), (1646, 12028), (3007, 6584), (3292, 6014)]