19431608

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5179}}^1$

素因数の和:5259

約数の個数: 32

約数和(自身を含む): 42268800

約数和(自身を除く): 22837192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5179, 10358, 20716, 36253, 41432, 72506, 145012, 290024, 346993, 693986, 1387972, 2428951, 2775944, 4857902, 9715804, 19431608]

約数ペア:

[(1, 19431608), (2, 9715804), (4, 4857902), (7, 2775944), (8, 2428951), (14, 1387972), (28, 693986), (56, 346993), (67, 290024), (134, 145012), (268, 72506), (469, 41432), (536, 36253), (938, 20716), (1876, 10358), (3752, 5179)]