20121804

素因数分解:

$2^2\times 3^3\times {\mathrm{211}}^1\times {\mathrm{883}}^1$

素因数の和:1107

約数の個数: 48

約数和(自身を含む): 52474240

約数和(自身を除く): 32352436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 211, 422, 633, 844, 883, 1266, 1766, 1899, 2532, 2649, 3532, 3798, 5298, 5697, 7596, 7947, 10596, 11394, 15894, 22788, 23841, 31788, 47682, 95364, 186313, 372626, 558939, 745252, 1117878, 1676817, 2235756, 3353634, 5030451, 6707268, 10060902, 20121804]

約数ペア:

[(1, 20121804), (2, 10060902), (3, 6707268), (4, 5030451), (6, 3353634), (9, 2235756), (12, 1676817), (18, 1117878), (27, 745252), (36, 558939), (54, 372626), (108, 186313), (211, 95364), (422, 47682), (633, 31788), (844, 23841), (883, 22788), (1266, 15894), (1766, 11394), (1899, 10596), (2532, 7947), (2649, 7596), (3532, 5697), (3798, 5298)]