20209152078

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{167747}}^1$

素因数の和:167878

約数の個数: 64

約数和(自身を含む): 47345195520

約数和(自身を除く): 27136043442

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 97, 138, 194, 207, 291, 414, 582, 621, 873, 1242, 1746, 2231, 2619, 4462, 5238, 6693, 13386, 20079, 40158, 60237, 120474, 167747, 335494, 503241, 1006482, 1509723, 3019446, 3858181, 4529169, 7716362, 9058338, 11574543, 16271459, 23149086, 32542918, 34723629, 48814377, 69447258, 97628754, 104170887, 146443131, 208341774, 292886262, 374243557, 439329393, 748487114, 878658786, 1122730671, 2245461342, 3368192013, 6736384026, 10104576039, 20209152078]

約数ペア:

[(1, 20209152078), (2, 10104576039), (3, 6736384026), (6, 3368192013), (9, 2245461342), (18, 1122730671), (23, 878658786), (27, 748487114), (46, 439329393), (54, 374243557), (69, 292886262), (97, 208341774), (138, 146443131), (194, 104170887), (207, 97628754), (291, 69447258), (414, 48814377), (582, 34723629), (621, 32542918), (873, 23149086), (1242, 16271459), (1746, 11574543), (2231, 9058338), (2619, 7716362), (4462, 4529169), (5238, 3858181), (6693, 3019446), (13386, 1509723), (20079, 1006482), (40158, 503241), (60237, 335494), (120474, 167747)]