20131960004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1\times {\mathrm{6857}}^1$

素因数の和:7436

約数の個数: 48

約数和(自身を含む): 38324918016

約数和(自身を除く): 18192958012

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 431, 524, 862, 1703, 1724, 3406, 5603, 6812, 6857, 11206, 13714, 22412, 27428, 56461, 89141, 112922, 178282, 225844, 356564, 733993, 898267, 1467986, 1796534, 2935972, 2955367, 3593068, 5910734, 11677471, 11821468, 23354942, 38419771, 46709884, 76839542, 153679084, 387153077, 774306154, 1548612308, 5032990001, 10065980002, 20131960004]

約数ペア:

[(1, 20131960004), (2, 10065980002), (4, 5032990001), (13, 1548612308), (26, 774306154), (52, 387153077), (131, 153679084), (262, 76839542), (431, 46709884), (524, 38419771), (862, 23354942), (1703, 11821468), (1724, 11677471), (3406, 5910734), (5603, 3593068), (6812, 2955367), (6857, 2935972), (11206, 1796534), (13714, 1467986), (22412, 898267), (27428, 733993), (56461, 356564), (89141, 225844), (112922, 178282)]