216440368

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{139459}}^1$

素因数の和:139564

約数の個数: 20

約数和(自身を含む): 423679480

約数和(自身を除く): 207239112

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 139459, 278918, 557836, 1115672, 2231344, 13527523, 27055046, 54110092, 108220184, 216440368]

約数ペア:

[(1, 216440368), (2, 108220184), (4, 54110092), (8, 27055046), (16, 13527523), (97, 2231344), (194, 1115672), (388, 557836), (776, 278918), (1552, 139459)]