20711268

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 56689920

約数和(自身を除く): 35978652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 71, 73, 74, 108, 111, 142, 146, 148, 213, 219, 222, 284, 292, 333, 426, 438, 444, 639, 657, 666, 852, 876, 999, 1278, 1314, 1332, 1917, 1971, 1998, 2556, 2627, 2628, 2701, 3834, 3942, 3996, 5183, 5254, 5402, 7668, 7881, 7884, 8103, 10366, 10508, 10804, 15549, 15762, 16206, 20732, 23643, 24309, 31098, 31524, 32412, 46647, 47286, 48618, 62196, 70929, 72927, 93294, 94572, 97236, 139941, 141858, 145854, 186588, 191771, 279882, 283716, 291708, 383542, 559764, 575313, 767084, 1150626, 1725939, 2301252, 3451878, 5177817, 6903756, 10355634, 20711268]

約数ペア:

[(1, 20711268), (2, 10355634), (3, 6903756), (4, 5177817), (6, 3451878), (9, 2301252), (12, 1725939), (18, 1150626), (27, 767084), (36, 575313), (37, 559764), (54, 383542), (71, 291708), (73, 283716), (74, 279882), (108, 191771), (111, 186588), (142, 145854), (146, 141858), (148, 139941), (213, 97236), (219, 94572), (222, 93294), (284, 72927), (292, 70929), (333, 62196), (426, 48618), (438, 47286), (444, 46647), (639, 32412), (657, 31524), (666, 31098), (852, 24309), (876, 23643), (999, 20732), (1278, 16206), (1314, 15762), (1332, 15549), (1917, 10804), (1971, 10508), (1998, 10366), (2556, 8103), (2627, 7884), (2628, 7881), (2701, 7668), (3834, 5402), (3942, 5254), (3996, 5183)]