19560608

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{877}}^1$

素因数の和:945

約数の個数: 48

約数和(自身を含む): 41817384

約数和(自身を除く): 22256776

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 68, 82, 136, 164, 272, 328, 544, 656, 697, 877, 1312, 1394, 1754, 2788, 3508, 5576, 7016, 11152, 14032, 14909, 22304, 28064, 29818, 35957, 59636, 71914, 119272, 143828, 238544, 287656, 477088, 575312, 611269, 1150624, 1222538, 2445076, 4890152, 9780304, 19560608]

約数ペア:

[(1, 19560608), (2, 9780304), (4, 4890152), (8, 2445076), (16, 1222538), (17, 1150624), (32, 611269), (34, 575312), (41, 477088), (68, 287656), (82, 238544), (136, 143828), (164, 119272), (272, 71914), (328, 59636), (544, 35957), (656, 29818), (697, 28064), (877, 22304), (1312, 14909), (1394, 14032), (1754, 11152), (2788, 7016), (3508, 5576)]