18431916

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 44531424

約数和(自身を除く): 26099508

約数列:

[1, 2, 3, 4, 6, 12, 53, 73, 106, 146, 159, 212, 219, 292, 318, 397, 438, 636, 794, 876, 1191, 1588, 2382, 3869, 4764, 7738, 11607, 15476, 21041, 23214, 28981, 42082, 46428, 57962, 63123, 84164, 86943, 115924, 126246, 173886, 252492, 347772, 1535993, 3071986, 4607979, 6143972, 9215958, 18431916]

約数ペア:

[(1, 18431916), (2, 9215958), (3, 6143972), (4, 4607979), (6, 3071986), (12, 1535993), (53, 347772), (73, 252492), (106, 173886), (146, 126246), (159, 115924), (212, 86943), (219, 84164), (292, 63123), (318, 57962), (397, 46428), (438, 42082), (636, 28981), (794, 23214), (876, 21041), (1191, 15476), (1588, 11607), (2382, 7738), (3869, 4764)]