20448636

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6899}}^1$

素因数の和:6938

約数の個数: 48

約数和(自身を含む): 54096000

約数和(自身を除く): 33647364

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6899, 13798, 20697, 27596, 41394, 82788, 89687, 131081, 179374, 262162, 269061, 358748, 393243, 524324, 538122, 786486, 1076244, 1572972, 1704053, 3408106, 5112159, 6816212, 10224318, 20448636]

約数ペア:

[(1, 20448636), (2, 10224318), (3, 6816212), (4, 5112159), (6, 3408106), (12, 1704053), (13, 1572972), (19, 1076244), (26, 786486), (38, 538122), (39, 524324), (52, 393243), (57, 358748), (76, 269061), (78, 262162), (114, 179374), (156, 131081), (228, 89687), (247, 82788), (494, 41394), (741, 27596), (988, 20697), (1482, 13798), (2964, 6899)]