19108684

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 39916800

約数和(自身を除く): 20808116

約数列:

[1, 2, 4, 7, 14, 28, 43, 59, 86, 118, 172, 236, 269, 301, 413, 538, 602, 826, 1076, 1204, 1652, 1883, 2537, 3766, 5074, 7532, 10148, 11567, 15871, 17759, 23134, 31742, 35518, 46268, 63484, 71036, 80969, 111097, 161938, 222194, 323876, 444388, 682453, 1364906, 2729812, 4777171, 9554342, 19108684]

約数ペア:

[(1, 19108684), (2, 9554342), (4, 4777171), (7, 2729812), (14, 1364906), (28, 682453), (43, 444388), (59, 323876), (86, 222194), (118, 161938), (172, 111097), (236, 80969), (269, 71036), (301, 63484), (413, 46268), (538, 35518), (602, 31742), (826, 23134), (1076, 17759), (1204, 15871), (1652, 11567), (1883, 10148), (2537, 7532), (3766, 5074)]