20178390966

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{5347}}^1$

素因数の和:5669

約数の個数: 64

約数和(自身を含む): 42140528640

約数和(自身を除く): 21962137674

約数列:

[1, 2, 3, 6, 37, 74, 89, 111, 178, 191, 222, 267, 382, 534, 573, 1146, 3293, 5347, 6586, 7067, 9879, 10694, 14134, 16041, 16999, 19758, 21201, 32082, 33998, 42402, 50997, 101994, 197839, 395678, 475883, 593517, 628963, 951766, 1021277, 1187034, 1257926, 1427649, 1886889, 2042554, 2855298, 3063831, 3773778, 6127662, 17607671, 35215342, 37787249, 52823013, 75574498, 90893653, 105646026, 113361747, 181787306, 226723494, 272680959, 545361918, 3363065161, 6726130322, 10089195483, 20178390966]

約数ペア:

[(1, 20178390966), (2, 10089195483), (3, 6726130322), (6, 3363065161), (37, 545361918), (74, 272680959), (89, 226723494), (111, 181787306), (178, 113361747), (191, 105646026), (222, 90893653), (267, 75574498), (382, 52823013), (534, 37787249), (573, 35215342), (1146, 17607671), (3293, 6127662), (5347, 3773778), (6586, 3063831), (7067, 2855298), (9879, 2042554), (10694, 1886889), (14134, 1427649), (16041, 1257926), (16999, 1187034), (19758, 1021277), (21201, 951766), (32082, 628963), (33998, 593517), (42402, 475883), (50997, 395678), (101994, 197839)]