19889.00000000

素因数分解:

$2^3\times 3^3\times {\mathrm{148913}}^1$

素因数の和:148928

約数の個数: 32

約数和(自身を含む): 89348400

約数和(自身を除く): 57183192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 148913, 297826, 446739, 595652, 893478, 1191304, 1340217, 1786956, 2680434, 3573912, 4020651, 5360868, 8041302, 10721736, 16082604, 32165208]

約数ペア:

[(1, 32165208), (2, 16082604), (3, 10721736), (4, 8041302), (6, 5360868), (8, 4020651), (9, 3573912), (12, 2680434), (18, 1786956), (24, 1340217), (27, 1191304), (36, 893478), (54, 595652), (72, 446739), (108, 297826), (216, 148913)]