19774403936

素因数分解:

$2^5\times 7^2\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:849

約数の個数: 144

約数和(自身を含む): 45964800000

約数和(自身を除く): 26190396064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 127, 196, 199, 224, 254, 392, 398, 499, 508, 784, 796, 889, 998, 1016, 1393, 1568, 1592, 1778, 1996, 2032, 2786, 3184, 3493, 3556, 3992, 4064, 5572, 6223, 6368, 6986, 7112, 7984, 9751, 11144, 12446, 13972, 14224, 15968, 19502, 22288, 24451, 24892, 25273, 27944, 28448, 39004, 44576, 48902, 49784, 50546, 55888, 63373, 78008, 97804, 99301, 99568, 101092, 111776, 126746, 156016, 176911, 195608, 198602, 199136, 202184, 253492, 312032, 353822, 391216, 397204, 404368, 443611, 506984, 695107, 707644, 782432, 794408, 808736, 887222, 1013968, 1238377, 1390214, 1415288, 1588816, 1774444, 2027936, 2476754, 2780428, 2830576, 3105277, 3177632, 3548888, 4865749, 4953508, 5560856, 5661152, 6210554, 7097776, 9731498, 9907016, 11121712, 12421108, 12611227, 14195552, 19462996, 19814032, 22243424, 24842216, 25222454, 38925992, 39628064, 49684432, 50444908, 77851984, 88278589, 99368864, 100889816, 155703968, 176557178, 201779632, 353114356, 403559264, 617950123, 706228712, 1235900246, 1412457424, 2471800492, 2824914848, 4943600984, 9887201968, 19774403936]

約数ペア:

[(1, 19774403936), (2, 9887201968), (4, 4943600984), (7, 2824914848), (8, 2471800492), (14, 1412457424), (16, 1235900246), (28, 706228712), (32, 617950123), (49, 403559264), (56, 353114356), (98, 201779632), (112, 176557178), (127, 155703968), (196, 100889816), (199, 99368864), (224, 88278589), (254, 77851984), (392, 50444908), (398, 49684432), (499, 39628064), (508, 38925992), (784, 25222454), (796, 24842216), (889, 22243424), (998, 19814032), (1016, 19462996), (1393, 14195552), (1568, 12611227), (1592, 12421108), (1778, 11121712), (1996, 9907016), (2032, 9731498), (2786, 7097776), (3184, 6210554), (3493, 5661152), (3556, 5560856), (3992, 4953508), (4064, 4865749), (5572, 3548888), (6223, 3177632), (6368, 3105277), (6986, 2830576), (7112, 2780428), (7984, 2476754), (9751, 2027936), (11144, 1774444), (12446, 1588816), (13972, 1415288), (14224, 1390214), (15968, 1238377), (19502, 1013968), (22288, 887222), (24451, 808736), (24892, 794408), (25273, 782432), (27944, 707644), (28448, 695107), (39004, 506984), (44576, 443611), (48902, 404368), (49784, 397204), (50546, 391216), (55888, 353822), (63373, 312032), (78008, 253492), (97804, 202184), (99301, 199136), (99568, 198602), (101092, 195608), (111776, 176911), (126746, 156016)]