20194307644

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{71671}}^1$

素因数の和:72058

約数の個数: 48

約数和(自身を含む): 41902318080

約数和(自身を除く): 21708010436

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 347, 406, 694, 812, 1388, 2429, 4858, 9716, 10063, 20126, 40252, 70441, 71671, 140882, 143342, 281764, 286684, 501697, 1003394, 2006788, 2078459, 4156918, 8313836, 14549213, 24869837, 29098426, 49739674, 58196852, 99479348, 174088859, 348177718, 696355436, 721225273, 1442450546, 2884901092, 5048576911, 10097153822, 20194307644]

約数ペア:

[(1, 20194307644), (2, 10097153822), (4, 5048576911), (7, 2884901092), (14, 1442450546), (28, 721225273), (29, 696355436), (58, 348177718), (116, 174088859), (203, 99479348), (347, 58196852), (406, 49739674), (694, 29098426), (812, 24869837), (1388, 14549213), (2429, 8313836), (4858, 4156918), (9716, 2078459), (10063, 2006788), (20126, 1003394), (40252, 501697), (70441, 286684), (71671, 281764), (140882, 143342)]