387900238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{2659}}^1$

素因数の和:3040

約数の個数: 32

約数和(自身を含む): 670320000

約数和(自身を除く): 282419762

約数列:

[1, 2, 11, 19, 22, 38, 209, 349, 418, 698, 2659, 3839, 5318, 6631, 7678, 13262, 29249, 50521, 58498, 72941, 101042, 145882, 555731, 927991, 1111462, 1855982, 10207901, 17631829, 20415802, 35263658, 193950119, 387900238]

約数ペア:

[(1, 387900238), (2, 193950119), (11, 35263658), (19, 20415802), (22, 17631829), (38, 10207901), (209, 1855982), (349, 1111462), (418, 927991), (698, 555731), (2659, 145882), (3839, 101042), (5318, 72941), (6631, 58498), (7678, 50521), (13262, 29249)]