19832848

素因数分解:

$2^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:680

約数の個数: 60

約数和(自身を含む): 45864252

約数和(自身を除く): 26031404

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 49, 56, 82, 98, 112, 164, 196, 287, 328, 392, 574, 617, 656, 784, 1148, 1234, 2009, 2296, 2468, 4018, 4319, 4592, 4936, 8036, 8638, 9872, 16072, 17276, 25297, 30233, 32144, 34552, 50594, 60466, 69104, 101188, 120932, 177079, 202376, 241864, 354158, 404752, 483728, 708316, 1239553, 1416632, 2479106, 2833264, 4958212, 9916424, 19832848]

約数ペア:

[(1, 19832848), (2, 9916424), (4, 4958212), (7, 2833264), (8, 2479106), (14, 1416632), (16, 1239553), (28, 708316), (41, 483728), (49, 404752), (56, 354158), (82, 241864), (98, 202376), (112, 177079), (164, 120932), (196, 101188), (287, 69104), (328, 60466), (392, 50594), (574, 34552), (617, 32144), (656, 30233), (784, 25297), (1148, 17276), (1234, 16072), (2009, 9872), (2296, 8638), (2468, 8036), (4018, 4936), (4319, 4592)]