20920676

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43951}}^1$

素因数の和:43979

約数の個数: 24

約数和(自身を含む): 44303616

約数和(自身を除く): 23382940

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 43951, 87902, 175804, 307657, 615314, 747167, 1230628, 1494334, 2988668, 5230169, 10460338, 20920676]

約数ペア:

[(1, 20920676), (2, 10460338), (4, 5230169), (7, 2988668), (14, 1494334), (17, 1230628), (28, 747167), (34, 615314), (68, 307657), (119, 175804), (238, 87902), (476, 43951)]