19371716

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2801}}^1$

素因数の和:2844

約数の個数: 48

約数和(自身を含む): 43935360

約数和(自身を除く): 24563644

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 2801, 3458, 5602, 6916, 11204, 19607, 36413, 39214, 53219, 72826, 78428, 106438, 145652, 212876, 254891, 372533, 509782, 691847, 745066, 1019564, 1383694, 1490132, 2767388, 4842929, 9685858, 19371716]

約数ペア:

[(1, 19371716), (2, 9685858), (4, 4842929), (7, 2767388), (13, 1490132), (14, 1383694), (19, 1019564), (26, 745066), (28, 691847), (38, 509782), (52, 372533), (76, 254891), (91, 212876), (133, 145652), (182, 106438), (247, 78428), (266, 72826), (364, 53219), (494, 39214), (532, 36413), (988, 19607), (1729, 11204), (2801, 6916), (3458, 5602)]