20909136

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{8219}}^1$

素因数の和:8283

約数の個数: 40

約数和(自身を含む): 55041120

約数和(自身を除く): 34131984

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 636, 848, 1272, 2544, 8219, 16438, 24657, 32876, 49314, 65752, 98628, 131504, 197256, 394512, 435607, 871214, 1306821, 1742428, 2613642, 3484856, 5227284, 6969712, 10454568, 20909136]

約数ペア:

[(1, 20909136), (2, 10454568), (3, 6969712), (4, 5227284), (6, 3484856), (8, 2613642), (12, 1742428), (16, 1306821), (24, 871214), (48, 435607), (53, 394512), (106, 197256), (159, 131504), (212, 98628), (318, 65752), (424, 49314), (636, 32876), (848, 24657), (1272, 16438), (2544, 8219)]