20854550087

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{3733}}^1\times {\mathrm{4957}}^1$

素因数の和:8727

約数の個数: 24

約数和(自身を含む): 25326019296

約数和(自身を除く): 4471469209

約数列:

[1, 7, 23, 49, 161, 1127, 3733, 4957, 26131, 34699, 85859, 114011, 182917, 242893, 601013, 798077, 4207091, 5586539, 18504481, 129531367, 425603063, 906719569, 2979221441, 20854550087]

約数ペア:

[(1, 20854550087), (7, 2979221441), (23, 906719569), (49, 425603063), (161, 129531367), (1127, 18504481), (3733, 5586539), (4957, 4207091), (26131, 798077), (34699, 601013), (85859, 242893), (114011, 182917)]