20631168

素因数分解:

$2^7\times 3^2\times {\mathrm{17909}}^1$

素因数の和:17929

約数の個数: 48

約数和(自身を含む): 59371650

約数和(自身を除く): 38740482

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 17909, 35818, 53727, 71636, 107454, 143272, 161181, 214908, 286544, 322362, 429816, 573088, 644724, 859632, 1146176, 1289448, 1719264, 2292352, 2578896, 3438528, 5157792, 6877056, 10315584, 20631168]

約数ペア:

[(1, 20631168), (2, 10315584), (3, 6877056), (4, 5157792), (6, 3438528), (8, 2578896), (9, 2292352), (12, 1719264), (16, 1289448), (18, 1146176), (24, 859632), (32, 644724), (36, 573088), (48, 429816), (64, 322362), (72, 286544), (96, 214908), (128, 161181), (144, 143272), (192, 107454), (288, 71636), (384, 53727), (576, 35818), (1152, 17909)]