20869372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11939}}^1$

素因数の和:11985

約数の個数: 24

約数和(自身を含む): 40118400

約数和(自身を除く): 19249028

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 11939, 23878, 47756, 226841, 274597, 453682, 549194, 907364, 1098388, 5217343, 10434686, 20869372]

約数ペア:

[(1, 20869372), (2, 10434686), (4, 5217343), (19, 1098388), (23, 907364), (38, 549194), (46, 453682), (76, 274597), (92, 226841), (437, 47756), (874, 23878), (1748, 11939)]