20161110438

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{359}}^1\times {\mathrm{49523}}^1$

素因数の和:49903

約数の個数: 80

約数和(自身を含む): 51774370560

約数和(自身を除く): 31613260122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 359, 378, 567, 718, 1077, 1134, 2154, 2513, 3231, 5026, 6462, 7539, 9693, 15078, 19386, 22617, 29079, 45234, 49523, 58158, 67851, 99046, 135702, 148569, 203553, 297138, 346661, 407106, 445707, 693322, 891414, 1039983, 1337121, 2079966, 2674242, 3119949, 4011363, 6239898, 8022726, 9359847, 17778757, 18719694, 28079541, 35557514, 53336271, 56159082, 106672542, 124451299, 160008813, 248902598, 320017626, 373353897, 480026439, 746707794, 960052878, 1120061691, 1440079317, 2240123382, 2880158634, 3360185073, 6720370146, 10080555219, 20161110438]

約数ペア:

[(1, 20161110438), (2, 10080555219), (3, 6720370146), (6, 3360185073), (7, 2880158634), (9, 2240123382), (14, 1440079317), (18, 1120061691), (21, 960052878), (27, 746707794), (42, 480026439), (54, 373353897), (63, 320017626), (81, 248902598), (126, 160008813), (162, 124451299), (189, 106672542), (359, 56159082), (378, 53336271), (567, 35557514), (718, 28079541), (1077, 18719694), (1134, 17778757), (2154, 9359847), (2513, 8022726), (3231, 6239898), (5026, 4011363), (6462, 3119949), (7539, 2674242), (9693, 2079966), (15078, 1337121), (19386, 1039983), (22617, 891414), (29079, 693322), (45234, 445707), (49523, 407106), (58158, 346661), (67851, 297138), (99046, 203553), (135702, 148569)]