19069880

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4219}}^1$

素因数の和:4343

約数の個数: 32

約数和(自身を含む): 43297200

約数和(自身を除く): 24227320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4219, 4520, 8438, 16876, 21095, 33752, 42190, 84380, 168760, 476747, 953494, 1906988, 2383735, 3813976, 4767470, 9534940, 19069880]

約数ペア:

[(1, 19069880), (2, 9534940), (4, 4767470), (5, 3813976), (8, 2383735), (10, 1906988), (20, 953494), (40, 476747), (113, 168760), (226, 84380), (452, 42190), (565, 33752), (904, 21095), (1130, 16876), (2260, 8438), (4219, 4520)]