20163787216

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{853}}^1\times {\mathrm{22051}}^1$

素因数の和:22979

約数の個数: 40

約数和(自身を含む): 39698716064

約数和(自身を除く): 19534928848

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 853, 1072, 1706, 3412, 6824, 13648, 22051, 44102, 57151, 88204, 114302, 176408, 228604, 352816, 457208, 914416, 1477417, 2954834, 5909668, 11819336, 18809503, 23638672, 37619006, 75238012, 150476024, 300952048, 1260236701, 2520473402, 5040946804, 10081893608, 20163787216]

約数ペア:

[(1, 20163787216), (2, 10081893608), (4, 5040946804), (8, 2520473402), (16, 1260236701), (67, 300952048), (134, 150476024), (268, 75238012), (536, 37619006), (853, 23638672), (1072, 18809503), (1706, 11819336), (3412, 5909668), (6824, 2954834), (13648, 1477417), (22051, 914416), (44102, 457208), (57151, 352816), (88204, 228604), (114302, 176408)]