20131917156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{167381}}^1$

素因数の和:167661

約数の個数: 72

約数和(自身を含む): 55017124344

約数和(自身を除く): 34885207188

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 257, 468, 514, 771, 1028, 1542, 2313, 3084, 3341, 4626, 6682, 9252, 10023, 13364, 20046, 30069, 40092, 60138, 120276, 167381, 334762, 502143, 669524, 1004286, 1506429, 2008572, 2175953, 3012858, 4351906, 6025716, 6527859, 8703812, 13055718, 19583577, 26111436, 39167154, 43016917, 78334308, 86033834, 129050751, 172067668, 258101502, 387152253, 516203004, 559219921, 774304506, 1118439842, 1548609012, 1677659763, 2236879684, 3355319526, 5032979289, 6710639052, 10065958578, 20131917156]

約数ペア:

[(1, 20131917156), (2, 10065958578), (3, 6710639052), (4, 5032979289), (6, 3355319526), (9, 2236879684), (12, 1677659763), (13, 1548609012), (18, 1118439842), (26, 774304506), (36, 559219921), (39, 516203004), (52, 387152253), (78, 258101502), (117, 172067668), (156, 129050751), (234, 86033834), (257, 78334308), (468, 43016917), (514, 39167154), (771, 26111436), (1028, 19583577), (1542, 13055718), (2313, 8703812), (3084, 6527859), (3341, 6025716), (4626, 4351906), (6682, 3012858), (9252, 2175953), (10023, 2008572), (13364, 1506429), (20046, 1004286), (30069, 669524), (40092, 502143), (60138, 334762), (120276, 167381)]