20702972142

素因数分解:

$2^1\times 3^3\times {\mathrm{5519}}^1\times {\mathrm{69467}}^1$

素因数の和:74997

約数の個数: 32

約数和(自身を含む): 46015603200

約数和(自身を除く): 25312631058

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 5519, 11038, 16557, 33114, 49671, 69467, 99342, 138934, 149013, 208401, 298026, 416802, 625203, 1250406, 1875609, 3751218, 383388373, 766776746, 1150165119, 2300330238, 3450495357, 6900990714, 10351486071, 20702972142]

約数ペア:

[(1, 20702972142), (2, 10351486071), (3, 6900990714), (6, 3450495357), (9, 2300330238), (18, 1150165119), (27, 766776746), (54, 383388373), (5519, 3751218), (11038, 1875609), (16557, 1250406), (33114, 625203), (49671, 416802), (69467, 298026), (99342, 208401), (138934, 149013)]