20196930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51787}}^1$

素因数の和:51810

約数の個数: 32

約数和(自身を含む): 52202304

約数和(自身を除く): 32005374

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51787, 103574, 155361, 258935, 310722, 517870, 673231, 776805, 1346462, 1553610, 2019693, 3366155, 4039386, 6732310, 10098465, 20196930]

約数ペア:

[(1, 20196930), (2, 10098465), (3, 6732310), (5, 4039386), (6, 3366155), (10, 2019693), (13, 1553610), (15, 1346462), (26, 776805), (30, 673231), (39, 517870), (65, 310722), (78, 258935), (130, 155361), (195, 103574), (390, 51787)]