2019906189005

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{436993}}^1\times {\mathrm{21499}}^1$

素因数の和:458540

約数の個数: 16

約数和(自身を含む): 2480377944000

約数和(自身を除く): 460471754995

約数列:

[1, 5, 43, 215, 21499, 107495, 436993, 924457, 2184965, 4622285, 18790699, 93953495, 9394912507, 46974562535, 403981237801, 2019906189005]

約数ペア:

[(1, 2019906189005), (5, 403981237801), (43, 46974562535), (215, 9394912507), (21499, 93953495), (107495, 18790699), (436993, 4622285), (924457, 2184965)]