20199109238

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{143977}}^1$

素因数の和:144908

約数の個数: 32

約数和(自身を含む): 37816685568

約数和(自身を除く): 17617576330

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 911, 1822, 6377, 10021, 12754, 20042, 70147, 140294, 143977, 287954, 1007839, 1583747, 2015678, 3167494, 11086229, 22172458, 131163047, 262326094, 918141329, 1442793517, 1836282658, 2885587034, 10099554619, 20199109238]

約数ペア:

[(1, 20199109238), (2, 10099554619), (7, 2885587034), (11, 1836282658), (14, 1442793517), (22, 918141329), (77, 262326094), (154, 131163047), (911, 22172458), (1822, 11086229), (6377, 3167494), (10021, 2015678), (12754, 1583747), (20042, 1007839), (70147, 287954), (140294, 143977)]