20072608928

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{80347}}^1$

素因数の和:80605

約数の個数: 48

約数和(自身を含む): 40778859744

約数和(自身を除く): 20706250816

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 211, 296, 422, 592, 844, 1184, 1688, 3376, 6752, 7807, 15614, 31228, 62456, 80347, 124912, 160694, 249824, 321388, 642776, 1285552, 2571104, 2972839, 5945678, 11891356, 16953217, 23782712, 33906434, 47565424, 67812868, 95130848, 135625736, 271251472, 542502944, 627269029, 1254538058, 2509076116, 5018152232, 10036304464, 20072608928]

約数ペア:

[(1, 20072608928), (2, 10036304464), (4, 5018152232), (8, 2509076116), (16, 1254538058), (32, 627269029), (37, 542502944), (74, 271251472), (148, 135625736), (211, 95130848), (296, 67812868), (422, 47565424), (592, 33906434), (844, 23782712), (1184, 16953217), (1688, 11891356), (3376, 5945678), (6752, 2972839), (7807, 2571104), (15614, 1285552), (31228, 642776), (62456, 321388), (80347, 249824), (124912, 160694)]