20995596

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{25357}}^1$

素因数の和:25390

約数の個数: 36

約数和(自身を含む): 55381872

約数和(自身を除く): 34386276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 25357, 50714, 76071, 101428, 152142, 228213, 304284, 456426, 583211, 912852, 1166422, 1749633, 2332844, 3499266, 5248899, 6998532, 10497798, 20995596]

約数ペア:

[(1, 20995596), (2, 10497798), (3, 6998532), (4, 5248899), (6, 3499266), (9, 2332844), (12, 1749633), (18, 1166422), (23, 912852), (36, 583211), (46, 456426), (69, 304284), (92, 228213), (138, 152142), (207, 101428), (276, 76071), (414, 50714), (828, 25357)]