19678736

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15973}}^1$

素因数の和:15999

約数の個数: 40

約数和(自身を含む): 47538624

約数和(自身を除く): 27859888

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 15973, 31946, 63892, 111811, 127784, 175703, 223622, 255568, 351406, 447244, 702812, 894488, 1229921, 1405624, 1788976, 2459842, 2811248, 4919684, 9839368, 19678736]

約数ペア:

[(1, 19678736), (2, 9839368), (4, 4919684), (7, 2811248), (8, 2459842), (11, 1788976), (14, 1405624), (16, 1229921), (22, 894488), (28, 702812), (44, 447244), (56, 351406), (77, 255568), (88, 223622), (112, 175703), (154, 127784), (176, 111811), (308, 63892), (616, 31946), (1232, 15973)]