19018128

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{12781}}^1$

素因数の和:12823

約数の個数: 40

約数和(自身を含む): 50718976

約数和(自身を除く): 31700848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 12781, 25562, 38343, 51124, 76686, 102248, 153372, 204496, 306744, 396211, 613488, 792422, 1188633, 1584844, 2377266, 3169688, 4754532, 6339376, 9509064, 19018128]

約数ペア:

[(1, 19018128), (2, 9509064), (3, 6339376), (4, 4754532), (6, 3169688), (8, 2377266), (12, 1584844), (16, 1188633), (24, 792422), (31, 613488), (48, 396211), (62, 306744), (93, 204496), (124, 153372), (186, 102248), (248, 76686), (372, 51124), (496, 38343), (744, 25562), (1488, 12781)]