20155406076

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{426407}}^1$

素因数の和:426531

約数の個数: 72

約数和(自身を含む): 55410866784

約数和(自身を除く): 35255460708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 101, 117, 156, 202, 234, 303, 404, 468, 606, 909, 1212, 1313, 1818, 2626, 3636, 3939, 5252, 7878, 11817, 15756, 23634, 47268, 426407, 852814, 1279221, 1705628, 2558442, 3837663, 5116884, 5543291, 7675326, 11086582, 15350652, 16629873, 22173164, 33259746, 43067107, 49889619, 66519492, 86134214, 99779238, 129201321, 172268428, 199558476, 258402642, 387603963, 516805284, 559872391, 775207926, 1119744782, 1550415852, 1679617173, 2239489564, 3359234346, 5038851519, 6718468692, 10077703038, 20155406076]

約数ペア:

[(1, 20155406076), (2, 10077703038), (3, 6718468692), (4, 5038851519), (6, 3359234346), (9, 2239489564), (12, 1679617173), (13, 1550415852), (18, 1119744782), (26, 775207926), (36, 559872391), (39, 516805284), (52, 387603963), (78, 258402642), (101, 199558476), (117, 172268428), (156, 129201321), (202, 99779238), (234, 86134214), (303, 66519492), (404, 49889619), (468, 43067107), (606, 33259746), (909, 22173164), (1212, 16629873), (1313, 15350652), (1818, 11086582), (2626, 7675326), (3636, 5543291), (3939, 5116884), (5252, 3837663), (7878, 2558442), (11817, 1705628), (15756, 1279221), (23634, 852814), (47268, 426407)]