19613896

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 37699200

約数和(自身を除く): 18085304

約数列:

[1, 2, 4, 8, 83, 109, 166, 218, 271, 332, 436, 542, 664, 872, 1084, 2168, 9047, 18094, 22493, 29539, 36188, 44986, 59078, 72376, 89972, 118156, 179944, 236312, 2451737, 4903474, 9806948, 19613896]

約数ペア:

[(1, 19613896), (2, 9806948), (4, 4903474), (8, 2451737), (83, 236312), (109, 179944), (166, 118156), (218, 89972), (271, 72376), (332, 59078), (436, 44986), (542, 36188), (664, 29539), (872, 22493), (1084, 18094), (2168, 9047)]