16945964

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2789}}^1$

素因数の和:2838

約数の個数: 36

約数和(自身を含む): 35622720

約数和(自身を除く): 18676756

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 2789, 3038, 5578, 6076, 11156, 19523, 39046, 78092, 86459, 136661, 172918, 273322, 345836, 546644, 605213, 1210426, 2420852, 4236491, 8472982, 16945964]

約数ペア:

[(1, 16945964), (2, 8472982), (4, 4236491), (7, 2420852), (14, 1210426), (28, 605213), (31, 546644), (49, 345836), (62, 273322), (98, 172918), (124, 136661), (196, 86459), (217, 78092), (434, 39046), (868, 19523), (1519, 11156), (2789, 6076), (3038, 5578)]