19220704

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:443

約数の個数: 48

約数和(自身を含む): 40355280

約数和(自身を除く): 21134576

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 101, 152, 202, 304, 313, 404, 608, 626, 808, 1252, 1616, 1919, 2504, 3232, 3838, 5008, 5947, 7676, 10016, 11894, 15352, 23788, 30704, 31613, 47576, 61408, 63226, 95152, 126452, 190304, 252904, 505808, 600647, 1011616, 1201294, 2402588, 4805176, 9610352, 19220704]

約数ペア:

[(1, 19220704), (2, 9610352), (4, 4805176), (8, 2402588), (16, 1201294), (19, 1011616), (32, 600647), (38, 505808), (76, 252904), (101, 190304), (152, 126452), (202, 95152), (304, 63226), (313, 61408), (404, 47576), (608, 31613), (626, 30704), (808, 23788), (1252, 15352), (1616, 11894), (1919, 10016), (2504, 7676), (3232, 5947), (3838, 5008)]