20358196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8641}}^1$

素因数の和:8695

約数の個数: 24

約数和(自身を含む): 38716160

約数和(自身を除く): 18357964

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 8641, 17282, 34564, 164179, 267871, 328358, 535742, 656716, 1071484, 5089549, 10179098, 20358196]

約数ペア:

[(1, 20358196), (2, 10179098), (4, 5089549), (19, 1071484), (31, 656716), (38, 535742), (62, 328358), (76, 267871), (124, 164179), (589, 34564), (1178, 17282), (2356, 8641)]