20165042728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{10711}}^1$

素因数の和:10970

約数の個数: 64

約数和(自身を含む): 40722739200

約数和(自身を除く): 20557696472

約数列:

[1, 2, 4, 8, 17, 34, 68, 109, 127, 136, 218, 254, 436, 508, 872, 1016, 1853, 2159, 3706, 4318, 7412, 8636, 10711, 13843, 14824, 17272, 21422, 27686, 42844, 55372, 85688, 110744, 182087, 235331, 364174, 470662, 728348, 941324, 1167499, 1360297, 1456696, 1882648, 2334998, 2720594, 4669996, 5441188, 9339992, 10882376, 19847483, 23125049, 39694966, 46250098, 79389932, 92500196, 148272373, 158779864, 185000392, 296544746, 593089492, 1186178984, 2520630341, 5041260682, 10082521364, 20165042728]

約数ペア:

[(1, 20165042728), (2, 10082521364), (4, 5041260682), (8, 2520630341), (17, 1186178984), (34, 593089492), (68, 296544746), (109, 185000392), (127, 158779864), (136, 148272373), (218, 92500196), (254, 79389932), (436, 46250098), (508, 39694966), (872, 23125049), (1016, 19847483), (1853, 10882376), (2159, 9339992), (3706, 5441188), (4318, 4669996), (7412, 2720594), (8636, 2334998), (10711, 1882648), (13843, 1456696), (14824, 1360297), (17272, 1167499), (21422, 941324), (27686, 728348), (42844, 470662), (55372, 364174), (85688, 235331), (110744, 182087)]