19487426

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1201}}^1$

素因数の和:1290

約数の個数: 32

約数和(自身を含む): 35771520

約数和(自身を除く): 16284094

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 266, 427, 854, 1159, 1201, 2318, 2402, 8113, 8407, 16226, 16814, 22819, 45638, 73261, 146522, 159733, 319466, 512827, 1025654, 1391959, 2783918, 9743713, 19487426]

約数ペア:

[(1, 19487426), (2, 9743713), (7, 2783918), (14, 1391959), (19, 1025654), (38, 512827), (61, 319466), (122, 159733), (133, 146522), (266, 73261), (427, 45638), (854, 22819), (1159, 16814), (1201, 16226), (2318, 8407), (2402, 8113)]