20173228124

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{69203}}^1$

素因数の和:69602

約数の個数: 48

約数和(自身を含む): 41854579200

約数和(自身を除く): 21681351076

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 359, 406, 718, 812, 1436, 2513, 5026, 10052, 10411, 20822, 41644, 69203, 72877, 138406, 145754, 276812, 291508, 484421, 968842, 1937684, 2006887, 4013774, 8027548, 14048209, 24843877, 28096418, 49687754, 56192836, 99375508, 173907139, 347814278, 695628556, 720472433, 1440944866, 2881889732, 5043307031, 10086614062, 20173228124]

約数ペア:

[(1, 20173228124), (2, 10086614062), (4, 5043307031), (7, 2881889732), (14, 1440944866), (28, 720472433), (29, 695628556), (58, 347814278), (116, 173907139), (203, 99375508), (359, 56192836), (406, 49687754), (718, 28096418), (812, 24843877), (1436, 14048209), (2513, 8027548), (5026, 4013774), (10052, 2006887), (10411, 1937684), (20822, 968842), (41644, 484421), (69203, 291508), (72877, 276812), (138406, 145754)]