18484496

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:519

約数の個数: 40

約数和(自身を含む): 37286304

約数和(自身を除く): 18801808

約数列:

[1, 2, 4, 8, 16, 43, 67, 86, 134, 172, 268, 344, 401, 536, 688, 802, 1072, 1604, 2881, 3208, 5762, 6416, 11524, 17243, 23048, 26867, 34486, 46096, 53734, 68972, 107468, 137944, 214936, 275888, 429872, 1155281, 2310562, 4621124, 9242248, 18484496]

約数ペア:

[(1, 18484496), (2, 9242248), (4, 4621124), (8, 2310562), (16, 1155281), (43, 429872), (67, 275888), (86, 214936), (134, 137944), (172, 107468), (268, 68972), (344, 53734), (401, 46096), (536, 34486), (688, 26867), (802, 23048), (1072, 17243), (1604, 11524), (2881, 6416), (3208, 5762)]