1999647546

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1\times {\mathrm{7331}}^1$

素因数の和:7631

約数の個数: 48

約数和(自身を含む): 4347289440

約数和(自身を除く): 2347641894

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 269, 338, 507, 538, 807, 1014, 1614, 3497, 6994, 7331, 10491, 14662, 20982, 21993, 43986, 45461, 90922, 95303, 136383, 190606, 272766, 285909, 571818, 1238939, 1972039, 2477878, 3716817, 3944078, 5916117, 7433634, 11832234, 25636507, 51273014, 76909521, 153819042, 333274591, 666549182, 999823773, 1999647546]

約数ペア:

[(1, 1999647546), (2, 999823773), (3, 666549182), (6, 333274591), (13, 153819042), (26, 76909521), (39, 51273014), (78, 25636507), (169, 11832234), (269, 7433634), (338, 5916117), (507, 3944078), (538, 3716817), (807, 2477878), (1014, 1972039), (1614, 1238939), (3497, 571818), (6994, 285909), (7331, 272766), (10491, 190606), (14662, 136383), (20982, 95303), (21993, 90922), (43986, 45461)]