221118808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{39317}}^1$

素因数の和:39379

約数の個数: 32

約数和(自身を含む): 448225200

約数和(自身を除く): 227106392

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2812, 5624, 39317, 78634, 157268, 314536, 747023, 1454729, 1494046, 2909458, 2988092, 5818916, 5976184, 11637832, 27639851, 55279702, 110559404, 221118808]

約数ペア:

[(1, 221118808), (2, 110559404), (4, 55279702), (8, 27639851), (19, 11637832), (37, 5976184), (38, 5818916), (74, 2988092), (76, 2909458), (148, 1494046), (152, 1454729), (296, 747023), (703, 314536), (1406, 157268), (2812, 78634), (5624, 39317)]