19161764

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{619}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 34372800

約数和(自身を除く): 15211036

約数列:

[1, 2, 4, 71, 109, 142, 218, 284, 436, 619, 1238, 2476, 7739, 15478, 30956, 43949, 67471, 87898, 134942, 175796, 269884, 4790441, 9580882, 19161764]

約数ペア:

[(1, 19161764), (2, 9580882), (4, 4790441), (71, 269884), (109, 175796), (142, 134942), (218, 87898), (284, 67471), (436, 43949), (619, 30956), (1238, 15478), (2476, 7739)]