18620694

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:501

約数の個数: 48

約数和(自身を含む): 42112512

約数和(自身を除く): 23491818

約数列:

[1, 2, 3, 6, 9, 18, 37, 73, 74, 111, 146, 219, 222, 333, 383, 438, 657, 666, 766, 1149, 1314, 2298, 2701, 3447, 5402, 6894, 8103, 14171, 16206, 24309, 27959, 28342, 42513, 48618, 55918, 83877, 85026, 127539, 167754, 251631, 255078, 503262, 1034483, 2068966, 3103449, 6206898, 9310347, 18620694]

約数ペア:

[(1, 18620694), (2, 9310347), (3, 6206898), (6, 3103449), (9, 2068966), (18, 1034483), (37, 503262), (73, 255078), (74, 251631), (111, 167754), (146, 127539), (219, 85026), (222, 83877), (333, 55918), (383, 48618), (438, 42513), (657, 28342), (666, 27959), (766, 24309), (1149, 16206), (1314, 14171), (2298, 8103), (2701, 6894), (3447, 5402)]