20922825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3623}}^1$

素因数の和:3654

約数の個数: 48

約数和(自身を含む): 43140096

約数和(自身を除く): 22217271

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 3623, 5775, 10869, 18115, 25361, 39853, 54345, 76083, 90575, 119559, 126805, 199265, 271725, 278971, 380415, 597795, 634025, 836913, 996325, 1394855, 1902075, 2988975, 4184565, 6974275, 20922825]

約数ペア:

[(1, 20922825), (3, 6974275), (5, 4184565), (7, 2988975), (11, 1902075), (15, 1394855), (21, 996325), (25, 836913), (33, 634025), (35, 597795), (55, 380415), (75, 278971), (77, 271725), (105, 199265), (165, 126805), (175, 119559), (231, 90575), (275, 76083), (385, 54345), (525, 39853), (825, 25361), (1155, 18115), (1925, 10869), (3623, 5775)]