16839320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22157}}^1$

素因数の和:22187

約数の個数: 32

約数和(自身を含む): 39884400

約数和(自身を除く): 23045080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 22157, 44314, 88628, 110785, 177256, 221570, 420983, 443140, 841966, 886280, 1683932, 2104915, 3367864, 4209830, 8419660, 16839320]

約数ペア:

[(1, 16839320), (2, 8419660), (4, 4209830), (5, 3367864), (8, 2104915), (10, 1683932), (19, 886280), (20, 841966), (38, 443140), (40, 420983), (76, 221570), (95, 177256), (152, 110785), (190, 88628), (380, 44314), (760, 22157)]