20021078

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4483}}^1$

素因数の和:4532

約数の個数: 32

約数和(自身を含む): 38741760

約数和(自身を除く): 18720682

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 2233, 4466, 4483, 8966, 31381, 49313, 62762, 98626, 130007, 260014, 345191, 690382, 910049, 1430077, 1820098, 2860154, 10010539, 20021078]

約数ペア:

[(1, 20021078), (2, 10010539), (7, 2860154), (11, 1820098), (14, 1430077), (22, 910049), (29, 690382), (58, 345191), (77, 260014), (154, 130007), (203, 98626), (319, 62762), (406, 49313), (638, 31381), (2233, 8966), (4466, 4483)]