19712416

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{16649}}^1$

素因数の和:16696

約数の個数: 24

約数和(自身を含む): 39860100

約数和(自身を除く): 20147684

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 592, 1184, 16649, 33298, 66596, 133192, 266384, 532768, 616013, 1232026, 2464052, 4928104, 9856208, 19712416]

約数ペア:

[(1, 19712416), (2, 9856208), (4, 4928104), (8, 2464052), (16, 1232026), (32, 616013), (37, 532768), (74, 266384), (148, 133192), (296, 66596), (592, 33298), (1184, 16649)]