19803792

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{13309}}^1$

素因数の和:13351

約数の個数: 40

約数和(自身を含む): 52814080

約数和(自身を除く): 33010288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 13309, 26618, 39927, 53236, 79854, 106472, 159708, 212944, 319416, 412579, 638832, 825158, 1237737, 1650316, 2475474, 3300632, 4950948, 6601264, 9901896, 19803792]

約数ペア:

[(1, 19803792), (2, 9901896), (3, 6601264), (4, 4950948), (6, 3300632), (8, 2475474), (12, 1650316), (16, 1237737), (24, 825158), (31, 638832), (48, 412579), (62, 319416), (93, 212944), (124, 159708), (186, 106472), (248, 79854), (372, 53236), (496, 39927), (744, 26618), (1488, 13309)]