393756304

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{7487}}^1$

素因数の和:7687

約数の個数: 40

約数和(自身を含む): 807805440

約数和(自身を除く): 414049136

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 173, 304, 346, 692, 1384, 2768, 3287, 6574, 7487, 13148, 14974, 26296, 29948, 52592, 59896, 119792, 142253, 284506, 569012, 1138024, 1295251, 2276048, 2590502, 5181004, 10362008, 20724016, 24609769, 49219538, 98439076, 196878152, 393756304]

約数ペア:

[(1, 393756304), (2, 196878152), (4, 98439076), (8, 49219538), (16, 24609769), (19, 20724016), (38, 10362008), (76, 5181004), (152, 2590502), (173, 2276048), (304, 1295251), (346, 1138024), (692, 569012), (1384, 284506), (2768, 142253), (3287, 119792), (6574, 59896), (7487, 52592), (13148, 29948), (14974, 26296)]