20735504

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:555

約数の個数: 40

約数和(自身を含む): 41815032

約数和(自身を除く): 21079528

約数列:

[1, 2, 4, 8, 16, 41, 73, 82, 146, 164, 292, 328, 433, 584, 656, 866, 1168, 1732, 2993, 3464, 5986, 6928, 11972, 17753, 23944, 31609, 35506, 47888, 63218, 71012, 126436, 142024, 252872, 284048, 505744, 1295969, 2591938, 5183876, 10367752, 20735504]

約数ペア:

[(1, 20735504), (2, 10367752), (4, 5183876), (8, 2591938), (16, 1295969), (41, 505744), (73, 284048), (82, 252872), (146, 142024), (164, 126436), (292, 71012), (328, 63218), (433, 47888), (584, 35506), (656, 31609), (866, 23944), (1168, 17753), (1732, 11972), (2993, 6928), (3464, 5986)]