18447604

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 38900736

約数和(自身を除く): 20453132

約数列:

[1, 2, 4, 7, 14, 28, 31, 53, 62, 106, 124, 212, 217, 371, 401, 434, 742, 802, 868, 1484, 1604, 1643, 2807, 3286, 5614, 6572, 11228, 11501, 12431, 21253, 23002, 24862, 42506, 46004, 49724, 85012, 87017, 148771, 174034, 297542, 348068, 595084, 658843, 1317686, 2635372, 4611901, 9223802, 18447604]

約数ペア:

[(1, 18447604), (2, 9223802), (4, 4611901), (7, 2635372), (14, 1317686), (28, 658843), (31, 595084), (53, 348068), (62, 297542), (106, 174034), (124, 148771), (212, 87017), (217, 85012), (371, 49724), (401, 46004), (434, 42506), (742, 24862), (802, 23002), (868, 21253), (1484, 12431), (1604, 11501), (1643, 11228), (2807, 6572), (3286, 5614)]