19321784

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{401}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 38350800

約数和(自身を除く): 19029016

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 317, 401, 634, 802, 1268, 1604, 2536, 3208, 6023, 7619, 12046, 15238, 24092, 30476, 48184, 60952, 127117, 254234, 508468, 1016936, 2415223, 4830446, 9660892, 19321784]

約数ペア:

[(1, 19321784), (2, 9660892), (4, 4830446), (8, 2415223), (19, 1016936), (38, 508468), (76, 254234), (152, 127117), (317, 60952), (401, 48184), (634, 30476), (802, 24092), (1268, 15238), (1604, 12046), (2536, 7619), (3208, 6023)]