20131091344

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^2\times {\mathrm{379}}^1$

素因数の和:789

約数の個数: 120

約数和(自身を含む): 48384889280

約数和(自身を除く): 28253797936

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 191, 208, 364, 379, 382, 728, 758, 764, 1337, 1456, 1516, 1528, 2483, 2653, 2674, 3032, 3056, 4927, 4966, 5306, 5348, 6064, 9854, 9932, 10612, 10696, 17381, 19708, 19864, 21224, 21392, 34489, 34762, 36481, 39416, 39728, 42448, 68978, 69524, 72389, 72962, 78832, 137956, 139048, 144778, 145924, 255367, 275912, 278096, 289556, 291848, 474253, 506723, 510734, 551824, 579112, 583696, 941057, 948506, 1013446, 1021468, 1158224, 1882114, 1897012, 2026892, 2042936, 3319771, 3764228, 3794024, 4053784, 4085872, 6587399, 6639542, 7528456, 7588048, 8107568, 13174798, 13279084, 13826299, 15056912, 26349596, 26558168, 27652598, 52699192, 53116336, 55305196, 96784093, 105398384, 110610392, 179741887, 193568186, 221220784, 359483774, 387136372, 718967548, 774272744, 1258193209, 1437935096, 1548545488, 2516386418, 2875870192, 5032772836, 10065545672, 20131091344]

約数ペア:

[(1, 20131091344), (2, 10065545672), (4, 5032772836), (7, 2875870192), (8, 2516386418), (13, 1548545488), (14, 1437935096), (16, 1258193209), (26, 774272744), (28, 718967548), (52, 387136372), (56, 359483774), (91, 221220784), (104, 193568186), (112, 179741887), (182, 110610392), (191, 105398384), (208, 96784093), (364, 55305196), (379, 53116336), (382, 52699192), (728, 27652598), (758, 26558168), (764, 26349596), (1337, 15056912), (1456, 13826299), (1516, 13279084), (1528, 13174798), (2483, 8107568), (2653, 7588048), (2674, 7528456), (3032, 6639542), (3056, 6587399), (4927, 4085872), (4966, 4053784), (5306, 3794024), (5348, 3764228), (6064, 3319771), (9854, 2042936), (9932, 2026892), (10612, 1897012), (10696, 1882114), (17381, 1158224), (19708, 1021468), (19864, 1013446), (21224, 948506), (21392, 941057), (34489, 583696), (34762, 579112), (36481, 551824), (39416, 510734), (39728, 506723), (42448, 474253), (68978, 291848), (69524, 289556), (72389, 278096), (72962, 275912), (78832, 255367), (137956, 145924), (139048, 144778)]