19669312

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1$

素因数の和:575

約数の個数: 56

約数和(自身を含む): 43013376

約数和(自身を除く): 23344064

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 188, 208, 376, 416, 503, 611, 752, 832, 1006, 1222, 1504, 2012, 2444, 3008, 4024, 4888, 6539, 8048, 9776, 13078, 16096, 19552, 23641, 26156, 32192, 39104, 47282, 52312, 94564, 104624, 189128, 209248, 307333, 378256, 418496, 614666, 756512, 1229332, 1513024, 2458664, 4917328, 9834656, 19669312]

約数ペア:

[(1, 19669312), (2, 9834656), (4, 4917328), (8, 2458664), (13, 1513024), (16, 1229332), (26, 756512), (32, 614666), (47, 418496), (52, 378256), (64, 307333), (94, 209248), (104, 189128), (188, 104624), (208, 94564), (376, 52312), (416, 47282), (503, 39104), (611, 32192), (752, 26156), (832, 23641), (1006, 19552), (1222, 16096), (1504, 13078), (2012, 9776), (2444, 8048), (3008, 6539), (4024, 4888)]