20565534548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1\times {\mathrm{28051}}^1$

素因数の和:28704

約数の個数: 48

約数和(自身を含む): 40510678656

約数和(自身を除く): 19945144108

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 613, 1196, 1226, 2452, 7969, 14099, 15938, 28051, 28198, 31876, 56102, 56396, 112204, 183287, 364663, 366574, 645173, 729326, 733148, 1290346, 1458652, 2580692, 8387249, 16774498, 17195263, 33548996, 34390526, 68781052, 223538419, 395491049, 447076838, 790982098, 894153676, 1581964196, 5141383637, 10282767274, 20565534548]

約数ペア:

[(1, 20565534548), (2, 10282767274), (4, 5141383637), (13, 1581964196), (23, 894153676), (26, 790982098), (46, 447076838), (52, 395491049), (92, 223538419), (299, 68781052), (598, 34390526), (613, 33548996), (1196, 17195263), (1226, 16774498), (2452, 8387249), (7969, 2580692), (14099, 1458652), (15938, 1290346), (28051, 733148), (28198, 729326), (31876, 645173), (56102, 366574), (56396, 364663), (112204, 183287)]