18747420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1871}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 52835328

約数和(自身を除く): 34087908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 167, 334, 501, 668, 835, 1002, 1670, 1871, 2004, 2505, 3340, 3742, 5010, 5613, 7484, 9355, 10020, 11226, 18710, 22452, 28065, 37420, 56130, 112260, 312457, 624914, 937371, 1249828, 1562285, 1874742, 3124570, 3749484, 4686855, 6249140, 9373710, 18747420]

約数ペア:

[(1, 18747420), (2, 9373710), (3, 6249140), (4, 4686855), (5, 3749484), (6, 3124570), (10, 1874742), (12, 1562285), (15, 1249828), (20, 937371), (30, 624914), (60, 312457), (167, 112260), (334, 56130), (501, 37420), (668, 28065), (835, 22452), (1002, 18710), (1670, 11226), (1871, 10020), (2004, 9355), (2505, 7484), (3340, 5613), (3742, 5010)]