19960344

素因数分解:

$2^3\times 3^4\times {\mathrm{30803}}^1$

素因数の和:30821

約数の個数: 40

約数和(自身を含む): 55909260

約数和(自身を除く): 35948916

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 30803, 61606, 92409, 123212, 184818, 246424, 277227, 369636, 554454, 739272, 831681, 1108908, 1663362, 2217816, 2495043, 3326724, 4990086, 6653448, 9980172, 19960344]

約数ペア:

[(1, 19960344), (2, 9980172), (3, 6653448), (4, 4990086), (6, 3326724), (8, 2495043), (9, 2217816), (12, 1663362), (18, 1108908), (24, 831681), (27, 739272), (36, 554454), (54, 369636), (72, 277227), (81, 246424), (108, 184818), (162, 123212), (216, 92409), (324, 61606), (648, 30803)]