19045678

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:516

約数の個数: 24

約数和(自身を含む): 30790872

約数和(自身を除く): 11745194

約数列:

[1, 2, 17, 34, 83, 166, 289, 397, 578, 794, 1411, 2822, 6749, 13498, 23987, 32951, 47974, 65902, 114733, 229466, 560167, 1120334, 9522839, 19045678]

約数ペア:

[(1, 19045678), (2, 9522839), (17, 1120334), (34, 560167), (83, 229466), (166, 114733), (289, 65902), (397, 47974), (578, 32951), (794, 23987), (1411, 13498), (2822, 6749)]