20385924

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7687}}^1$

素因数の和:7724

約数の個数: 48

約数和(自身を含む): 54246528

約数和(自身を除く): 33860604

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 7687, 15374, 23061, 30748, 46122, 92244, 99931, 130679, 199862, 261358, 299793, 392037, 399724, 522716, 599586, 784074, 1199172, 1568148, 1698827, 3397654, 5096481, 6795308, 10192962, 20385924]

約数ペア:

[(1, 20385924), (2, 10192962), (3, 6795308), (4, 5096481), (6, 3397654), (12, 1698827), (13, 1568148), (17, 1199172), (26, 784074), (34, 599586), (39, 522716), (51, 399724), (52, 392037), (68, 299793), (78, 261358), (102, 199862), (156, 130679), (204, 99931), (221, 92244), (442, 46122), (663, 30748), (884, 23061), (1326, 15374), (2652, 7687)]