20743096

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3229}}^1$

素因数の和:3319

約数の個数: 32

約数和(自身を含む): 43023600

約数和(自身を除く): 22280504

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3212, 3229, 6424, 6458, 12916, 25832, 35519, 71038, 142076, 235717, 284152, 471434, 942868, 1885736, 2592887, 5185774, 10371548, 20743096]

約数ペア:

[(1, 20743096), (2, 10371548), (4, 5185774), (8, 2592887), (11, 1885736), (22, 942868), (44, 471434), (73, 284152), (88, 235717), (146, 142076), (292, 71038), (584, 35519), (803, 25832), (1606, 12916), (3212, 6458), (3229, 6424)]