200919636

素因数分解:

$2^2\times 3^3\times {\mathrm{89}}^1\times {\mathrm{20903}}^1$

素因数の和:21005

約数の個数: 48

約数和(自身を含む): 526780800

約数和(自身を除く): 325861164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 89, 108, 178, 267, 356, 534, 801, 1068, 1602, 2403, 3204, 4806, 9612, 20903, 41806, 62709, 83612, 125418, 188127, 250836, 376254, 564381, 752508, 1128762, 1860367, 2257524, 3720734, 5581101, 7441468, 11162202, 16743303, 22324404, 33486606, 50229909, 66973212, 100459818, 200919636]

約数ペア:

[(1, 200919636), (2, 100459818), (3, 66973212), (4, 50229909), (6, 33486606), (9, 22324404), (12, 16743303), (18, 11162202), (27, 7441468), (36, 5581101), (54, 3720734), (89, 2257524), (108, 1860367), (178, 1128762), (267, 752508), (356, 564381), (534, 376254), (801, 250836), (1068, 188127), (1602, 125418), (2403, 83612), (3204, 62709), (4806, 41806), (9612, 20903)]