19168309732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{34871}}^1$

素因数の和:34961

約数の個数: 72

約数和(自身を含む): 40722405696

約数和(自身を除く): 21554095964

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 52, 62, 124, 143, 286, 341, 403, 572, 682, 806, 961, 1364, 1612, 1922, 3844, 4433, 8866, 10571, 12493, 17732, 21142, 24986, 34871, 42284, 49972, 69742, 137423, 139484, 274846, 383581, 453323, 549692, 767162, 906646, 1081001, 1534324, 1813292, 2162002, 4324004, 4986553, 9973106, 11891011, 14053013, 19946212, 23782022, 28106026, 33511031, 47564044, 56212052, 67022062, 134044124, 154583143, 309166286, 368621341, 435643403, 618332572, 737242682, 871286806, 1474485364, 1742573612, 4792077433, 9584154866, 19168309732]

約数ペア:

[(1, 19168309732), (2, 9584154866), (4, 4792077433), (11, 1742573612), (13, 1474485364), (22, 871286806), (26, 737242682), (31, 618332572), (44, 435643403), (52, 368621341), (62, 309166286), (124, 154583143), (143, 134044124), (286, 67022062), (341, 56212052), (403, 47564044), (572, 33511031), (682, 28106026), (806, 23782022), (961, 19946212), (1364, 14053013), (1612, 11891011), (1922, 9973106), (3844, 4986553), (4433, 4324004), (8866, 2162002), (10571, 1813292), (12493, 1534324), (17732, 1081001), (21142, 906646), (24986, 767162), (34871, 549692), (42284, 453323), (49972, 383581), (69742, 274846), (137423, 139484)]