19001884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{13931}}^1$

素因数の和:13977

約数の個数: 24

約数和(自身を含む): 37449216

約数和(自身を除く): 18447332

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 13931, 27862, 55724, 153241, 306482, 431861, 612964, 863722, 1727444, 4750471, 9500942, 19001884]

約数ペア:

[(1, 19001884), (2, 9500942), (4, 4750471), (11, 1727444), (22, 863722), (31, 612964), (44, 431861), (62, 306482), (124, 153241), (341, 55724), (682, 27862), (1364, 13931)]