1971781848

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1441361}}^1$

素因数の和:1441392

約数の個数: 48

約数和(自身を含む): 5621311800

約数和(自身を除く): 3649529952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 1441361, 2882722, 4324083, 5765444, 8648166, 11530888, 12972249, 17296332, 25944498, 27385859, 34592664, 51888996, 54771718, 82157577, 103777992, 109543436, 164315154, 219086872, 246472731, 328630308, 492945462, 657260616, 985890924, 1971781848]

約数ペア:

[(1, 1971781848), (2, 985890924), (3, 657260616), (4, 492945462), (6, 328630308), (8, 246472731), (9, 219086872), (12, 164315154), (18, 109543436), (19, 103777992), (24, 82157577), (36, 54771718), (38, 51888996), (57, 34592664), (72, 27385859), (76, 25944498), (114, 17296332), (152, 12972249), (171, 11530888), (228, 8648166), (342, 5765444), (456, 4324083), (684, 2882722), (1368, 1441361)]