201620438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1171}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 334160640

約数和(自身を除く): 132540202

約数列:

[1, 2, 19, 23, 38, 46, 197, 394, 437, 874, 1171, 2342, 3743, 4531, 7486, 9062, 22249, 26933, 44498, 53866, 86089, 172178, 230687, 461374, 511727, 1023454, 4383053, 5305801, 8766106, 10611602, 100810219, 201620438]

約数ペア:

[(1, 201620438), (2, 100810219), (19, 10611602), (23, 8766106), (38, 5305801), (46, 4383053), (197, 1023454), (394, 511727), (437, 461374), (874, 230687), (1171, 172178), (2342, 86089), (3743, 53866), (4531, 44498), (7486, 26933), (9062, 22249)]