19187344

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2659}}^1$

素因数の和:2719

約数の個数: 40

約数和(自身を含む): 41559840

約数和(自身を除く): 22372496

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 2659, 3608, 5318, 7216, 10636, 21272, 29249, 42544, 58498, 109019, 116996, 218038, 233992, 436076, 467984, 872152, 1199209, 1744304, 2398418, 4796836, 9593672, 19187344]

約数ペア:

[(1, 19187344), (2, 9593672), (4, 4796836), (8, 2398418), (11, 1744304), (16, 1199209), (22, 872152), (41, 467984), (44, 436076), (82, 233992), (88, 218038), (164, 116996), (176, 109019), (328, 58498), (451, 42544), (656, 29249), (902, 21272), (1804, 10636), (2659, 7216), (3608, 5318)]