18836413420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{54293}}^1$

素因数の和:54415

約数の個数: 96

約数和(自身を含む): 45971815680

約数和(自身を除く): 27135402260

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 83, 95, 110, 166, 190, 209, 220, 332, 380, 415, 418, 830, 836, 913, 1045, 1577, 1660, 1826, 2090, 3154, 3652, 4180, 4565, 6308, 7885, 9130, 15770, 17347, 18260, 31540, 34694, 54293, 69388, 86735, 108586, 173470, 217172, 271465, 346940, 542930, 597223, 1031567, 1085860, 1194446, 2063134, 2388892, 2986115, 4126268, 4506319, 5157835, 5972230, 9012638, 10315670, 11347237, 11944460, 18025276, 20631340, 22531595, 22694474, 45063190, 45388948, 49569509, 56736185, 85620061, 90126380, 99139018, 113472370, 171240122, 198278036, 226944740, 247847545, 342480244, 428100305, 495695090, 856200610, 941820671, 991390180, 1712401220, 1883641342, 3767282684, 4709103355, 9418206710, 18836413420]

約数ペア:

[(1, 18836413420), (2, 9418206710), (4, 4709103355), (5, 3767282684), (10, 1883641342), (11, 1712401220), (19, 991390180), (20, 941820671), (22, 856200610), (38, 495695090), (44, 428100305), (55, 342480244), (76, 247847545), (83, 226944740), (95, 198278036), (110, 171240122), (166, 113472370), (190, 99139018), (209, 90126380), (220, 85620061), (332, 56736185), (380, 49569509), (415, 45388948), (418, 45063190), (830, 22694474), (836, 22531595), (913, 20631340), (1045, 18025276), (1577, 11944460), (1660, 11347237), (1826, 10315670), (2090, 9012638), (3154, 5972230), (3652, 5157835), (4180, 4506319), (4565, 4126268), (6308, 2986115), (7885, 2388892), (9130, 2063134), (15770, 1194446), (17347, 1085860), (18260, 1031567), (31540, 597223), (34694, 542930), (54293, 346940), (69388, 271465), (86735, 217172), (108586, 173470)]