20358044

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2251}}^1$

素因数の和:2298

約数の個数: 48

約数和(自身を含む): 45400320

約数和(自身を除く): 25042276

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 323, 476, 532, 646, 1292, 2251, 2261, 4502, 4522, 9004, 9044, 15757, 31514, 38267, 42769, 63028, 76534, 85538, 153068, 171076, 267869, 299383, 535738, 598766, 727073, 1071476, 1197532, 1454146, 2908292, 5089511, 10179022, 20358044]

約数ペア:

[(1, 20358044), (2, 10179022), (4, 5089511), (7, 2908292), (14, 1454146), (17, 1197532), (19, 1071476), (28, 727073), (34, 598766), (38, 535738), (68, 299383), (76, 267869), (119, 171076), (133, 153068), (238, 85538), (266, 76534), (323, 63028), (476, 42769), (532, 38267), (646, 31514), (1292, 15757), (2251, 9044), (2261, 9004), (4502, 4522)]