19440688

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{32839}}^1$

素因数の和:32884

約数の個数: 20

約数和(自身を含む): 38685520

約数和(自身を除く): 19244832

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 32839, 65678, 131356, 262712, 525424, 1215043, 2430086, 4860172, 9720344, 19440688]

約数ペア:

[(1, 19440688), (2, 9720344), (4, 4860172), (8, 2430086), (16, 1215043), (37, 525424), (74, 262712), (148, 131356), (296, 65678), (592, 32839)]