19741328

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{4019}}^1$

素因数の和:4334

約数の個数: 20

約数和(自身を含む): 38382960

約数和(自身を除く): 18641632

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4019, 4912, 8038, 16076, 32152, 64304, 1233833, 2467666, 4935332, 9870664, 19741328]

約数ペア:

[(1, 19741328), (2, 9870664), (4, 4935332), (8, 2467666), (16, 1233833), (307, 64304), (614, 32152), (1228, 16076), (2456, 8038), (4019, 4912)]