20784796616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{597127}}^1$

素因数の和:597381

約数の個数: 32

約数和(自身を含む): 41201832000

約数和(自身を除く): 20417035384

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 229, 458, 916, 1832, 4351, 8702, 17404, 34808, 597127, 1194254, 2388508, 4777016, 11345413, 22690826, 45381652, 90763304, 136742083, 273484166, 546968332, 1093936664, 2598099577, 5196199154, 10392398308, 20784796616]

約数ペア:

[(1, 20784796616), (2, 10392398308), (4, 5196199154), (8, 2598099577), (19, 1093936664), (38, 546968332), (76, 273484166), (152, 136742083), (229, 90763304), (458, 45381652), (916, 22690826), (1832, 11345413), (4351, 4777016), (8702, 2388508), (17404, 1194254), (34808, 597127)]