18788274

素因数分解:

$2^1\times 3^5\times {\mathrm{67}}^1\times {\mathrm{577}}^1$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 42919968

約数和(自身を除く): 24131694

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 201, 243, 402, 486, 577, 603, 1154, 1206, 1731, 1809, 3462, 3618, 5193, 5427, 10386, 10854, 15579, 16281, 31158, 32562, 38659, 46737, 77318, 93474, 115977, 140211, 231954, 280422, 347931, 695862, 1043793, 2087586, 3131379, 6262758, 9394137, 18788274]

約数ペア:

[(1, 18788274), (2, 9394137), (3, 6262758), (6, 3131379), (9, 2087586), (18, 1043793), (27, 695862), (54, 347931), (67, 280422), (81, 231954), (134, 140211), (162, 115977), (201, 93474), (243, 77318), (402, 46737), (486, 38659), (577, 32562), (603, 31158), (1154, 16281), (1206, 15579), (1731, 10854), (1809, 10386), (3462, 5427), (3618, 5193)]