18251508

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 48220704

約数和(自身を除く): 29969196

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 66, 74, 101, 111, 132, 148, 202, 222, 303, 404, 407, 444, 606, 814, 1111, 1212, 1221, 1369, 1628, 2222, 2442, 2738, 3333, 3737, 4107, 4444, 4884, 5476, 6666, 7474, 8214, 11211, 13332, 14948, 15059, 16428, 22422, 30118, 41107, 44844, 45177, 60236, 82214, 90354, 123321, 138269, 164428, 180708, 246642, 276538, 414807, 493284, 553076, 829614, 1520959, 1659228, 3041918, 4562877, 6083836, 9125754, 18251508]

約数ペア:

[(1, 18251508), (2, 9125754), (3, 6083836), (4, 4562877), (6, 3041918), (11, 1659228), (12, 1520959), (22, 829614), (33, 553076), (37, 493284), (44, 414807), (66, 276538), (74, 246642), (101, 180708), (111, 164428), (132, 138269), (148, 123321), (202, 90354), (222, 82214), (303, 60236), (404, 45177), (407, 44844), (444, 41107), (606, 30118), (814, 22422), (1111, 16428), (1212, 15059), (1221, 14948), (1369, 13332), (1628, 11211), (2222, 8214), (2442, 7474), (2738, 6666), (3333, 5476), (3737, 4884), (4107, 4444)]