18379156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 36288000

約数和(自身を除く): 17908844

約数列:

[1, 2, 4, 19, 29, 31, 38, 58, 62, 76, 116, 124, 269, 538, 551, 589, 899, 1076, 1102, 1178, 1798, 2204, 2356, 3596, 5111, 7801, 8339, 10222, 15602, 16678, 17081, 20444, 31204, 33356, 34162, 68324, 148219, 158441, 241831, 296438, 316882, 483662, 592876, 633764, 967324, 4594789, 9189578, 18379156]

約数ペア:

[(1, 18379156), (2, 9189578), (4, 4594789), (19, 967324), (29, 633764), (31, 592876), (38, 483662), (58, 316882), (62, 296438), (76, 241831), (116, 158441), (124, 148219), (269, 68324), (538, 34162), (551, 33356), (589, 31204), (899, 20444), (1076, 17081), (1102, 16678), (1178, 15602), (1798, 10222), (2204, 8339), (2356, 7801), (3596, 5111)]