20194256

素因数分解:

$2^4\times {\mathrm{619}}^1\times {\mathrm{2039}}^1$

素因数の和:2666

約数の個数: 20

約数和(自身を含む): 39208800

約数和(自身を除く): 19014544

約数列:

[1, 2, 4, 8, 16, 619, 1238, 2039, 2476, 4078, 4952, 8156, 9904, 16312, 32624, 1262141, 2524282, 5048564, 10097128, 20194256]

約数ペア:

[(1, 20194256), (2, 10097128), (4, 5048564), (8, 2524282), (16, 1262141), (619, 32624), (1238, 16312), (2039, 9904), (2476, 8156), (4078, 4952)]