199902188

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{3137}}^1$

素因数の和:3409

約数の個数: 24

約数和(自身を含む): 355849200

約数和(自身を除く): 155947012

約数列:

[1, 2, 4, 89, 178, 179, 356, 358, 716, 3137, 6274, 12548, 15931, 31862, 63724, 279193, 558386, 561523, 1116772, 1123046, 2246092, 49975547, 99951094, 199902188]

約数ペア:

[(1, 199902188), (2, 99951094), (4, 49975547), (89, 2246092), (178, 1123046), (179, 1116772), (356, 561523), (358, 558386), (716, 279193), (3137, 63724), (6274, 31862), (12548, 15931)]