19243910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{653}}^1$

素因数の和:1088

約数の個数: 32

約数和(自身を含む): 39742272

約数和(自身を除く): 20498362

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 653, 842, 1306, 2105, 2947, 3265, 4210, 4571, 5894, 6530, 9142, 14735, 22855, 29470, 45710, 274913, 549826, 1374565, 1924391, 2749130, 3848782, 9621955, 19243910]

約数ペア:

[(1, 19243910), (2, 9621955), (5, 3848782), (7, 2749130), (10, 1924391), (14, 1374565), (35, 549826), (70, 274913), (421, 45710), (653, 29470), (842, 22855), (1306, 14735), (2105, 9142), (2947, 6530), (3265, 5894), (4210, 4571)]