19848184

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 38730240

約数和(自身を除く): 18882056

約数列:

[1, 2, 4, 8, 31, 62, 124, 163, 248, 326, 491, 652, 982, 1304, 1964, 3928, 5053, 10106, 15221, 20212, 30442, 40424, 60884, 80033, 121768, 160066, 320132, 640264, 2481023, 4962046, 9924092, 19848184]

約数ペア:

[(1, 19848184), (2, 9924092), (4, 4962046), (8, 2481023), (31, 640264), (62, 320132), (124, 160066), (163, 121768), (248, 80033), (326, 60884), (491, 40424), (652, 30442), (982, 20212), (1304, 15221), (1964, 10106), (3928, 5053)]