490487318

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{2663}}^1$

素因数の和:2852

約数の個数: 32

約数和(自身を含む): 801757440

約数和(自身を除く): 311270122

約数列:

[1, 2, 19, 37, 38, 74, 131, 262, 703, 1406, 2489, 2663, 4847, 4978, 5326, 9694, 50597, 92093, 98531, 101194, 184186, 197062, 348853, 697706, 1872089, 3744178, 6628207, 12907561, 13256414, 25815122, 245243659, 490487318]

約数ペア:

[(1, 490487318), (2, 245243659), (19, 25815122), (37, 13256414), (38, 12907561), (74, 6628207), (131, 3744178), (262, 1872089), (703, 697706), (1406, 348853), (2489, 197062), (2663, 184186), (4847, 101194), (4978, 98531), (5326, 92093), (9694, 50597)]