18801692

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 42364224

約数和(自身を除く): 23562532

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 49, 52, 91, 94, 98, 157, 182, 188, 196, 314, 329, 364, 611, 628, 637, 658, 1099, 1222, 1274, 1316, 2041, 2198, 2303, 2444, 2548, 4082, 4277, 4396, 4606, 7379, 7693, 8164, 8554, 9212, 14287, 14758, 15386, 17108, 28574, 29516, 29939, 30772, 51653, 57148, 59878, 95927, 100009, 103306, 119756, 191854, 200018, 206612, 361571, 383708, 400036, 671489, 723142, 1342978, 1446284, 2685956, 4700423, 9400846, 18801692]

約数ペア:

[(1, 18801692), (2, 9400846), (4, 4700423), (7, 2685956), (13, 1446284), (14, 1342978), (26, 723142), (28, 671489), (47, 400036), (49, 383708), (52, 361571), (91, 206612), (94, 200018), (98, 191854), (157, 119756), (182, 103306), (188, 100009), (196, 95927), (314, 59878), (329, 57148), (364, 51653), (611, 30772), (628, 29939), (637, 29516), (658, 28574), (1099, 17108), (1222, 15386), (1274, 14758), (1316, 14287), (2041, 9212), (2198, 8554), (2303, 8164), (2444, 7693), (2548, 7379), (4082, 4606), (4277, 4396)]