18150814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 31570560

約数和(自身を除く): 13419746

約数列:

[1, 2, 11, 19, 22, 38, 173, 209, 251, 346, 418, 502, 1903, 2761, 3287, 3806, 4769, 5522, 6574, 9538, 36157, 43423, 52459, 72314, 86846, 104918, 477653, 825037, 955306, 1650074, 9075407, 18150814]

約数ペア:

[(1, 18150814), (2, 9075407), (11, 1650074), (19, 955306), (22, 825037), (38, 477653), (173, 104918), (209, 86846), (251, 72314), (346, 52459), (418, 43423), (502, 36157), (1903, 9538), (2761, 6574), (3287, 5522), (3806, 4769)]