19211444

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22133}}^1$

素因数の和:22175

約数の個数: 24

約数和(自身を含む): 39664128

約数和(自身を除く): 20452684

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 22133, 44266, 88532, 154931, 309862, 619724, 686123, 1372246, 2744492, 4802861, 9605722, 19211444]

約数ペア:

[(1, 19211444), (2, 9605722), (4, 4802861), (7, 2744492), (14, 1372246), (28, 686123), (31, 619724), (62, 309862), (124, 154931), (217, 88532), (434, 44266), (868, 22133)]