19893816

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{2971}}^1$

素因数の和:3017

約数の個数: 64

約数和(自身を含む): 57062400

約数和(自身を除く): 37168584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 2971, 3348, 5942, 6696, 8913, 11884, 17826, 23768, 26739, 35652, 53478, 71304, 80217, 92101, 106956, 160434, 184202, 213912, 276303, 320868, 368404, 552606, 641736, 736808, 828909, 1105212, 1657818, 2210424, 2486727, 3315636, 4973454, 6631272, 9946908, 19893816]

約数ペア:

[(1, 19893816), (2, 9946908), (3, 6631272), (4, 4973454), (6, 3315636), (8, 2486727), (9, 2210424), (12, 1657818), (18, 1105212), (24, 828909), (27, 736808), (31, 641736), (36, 552606), (54, 368404), (62, 320868), (72, 276303), (93, 213912), (108, 184202), (124, 160434), (186, 106956), (216, 92101), (248, 80217), (279, 71304), (372, 53478), (558, 35652), (744, 26739), (837, 23768), (1116, 17826), (1674, 11884), (2232, 8913), (2971, 6696), (3348, 5942)]