19799572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5683}}^1$

素因数の和:5767

約数の個数: 24

約数和(自身を含む): 37878176

約数和(自身を除く): 18078604

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5683, 11366, 22732, 73879, 147758, 295516, 380761, 761522, 1523044, 4949893, 9899786, 19799572]

約数ペア:

[(1, 19799572), (2, 9899786), (4, 4949893), (13, 1523044), (26, 761522), (52, 380761), (67, 295516), (134, 147758), (268, 73879), (871, 22732), (1742, 11366), (3484, 5683)]