31182736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{761}}^1$

素因数の和:979

約数の個数: 40

約数和(自身を含む): 65480184

約数和(自身を除く): 34297448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 197, 208, 394, 761, 788, 1522, 1576, 2561, 3044, 3152, 5122, 6088, 9893, 10244, 12176, 19786, 20488, 39572, 40976, 79144, 149917, 158288, 299834, 599668, 1199336, 1948921, 2398672, 3897842, 7795684, 15591368, 31182736]

約数ペア:

[(1, 31182736), (2, 15591368), (4, 7795684), (8, 3897842), (13, 2398672), (16, 1948921), (26, 1199336), (52, 599668), (104, 299834), (197, 158288), (208, 149917), (394, 79144), (761, 40976), (788, 39572), (1522, 20488), (1576, 19786), (2561, 12176), (3044, 10244), (3152, 9893), (5122, 6088)]