18186390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{349}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 48888000

約数和(自身を除く): 30701610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 193, 270, 349, 386, 579, 698, 965, 1047, 1158, 1737, 1745, 1930, 2094, 2895, 3141, 3474, 3490, 5211, 5235, 5790, 6282, 8685, 9423, 10422, 10470, 15705, 17370, 18846, 26055, 31410, 47115, 52110, 67357, 94230, 134714, 202071, 336785, 404142, 606213, 673570, 1010355, 1212426, 1818639, 2020710, 3031065, 3637278, 6062130, 9093195, 18186390]

約数ペア:

[(1, 18186390), (2, 9093195), (3, 6062130), (5, 3637278), (6, 3031065), (9, 2020710), (10, 1818639), (15, 1212426), (18, 1010355), (27, 673570), (30, 606213), (45, 404142), (54, 336785), (90, 202071), (135, 134714), (193, 94230), (270, 67357), (349, 52110), (386, 47115), (579, 31410), (698, 26055), (965, 18846), (1047, 17370), (1158, 15705), (1737, 10470), (1745, 10422), (1930, 9423), (2094, 8685), (2895, 6282), (3141, 5790), (3474, 5235), (3490, 5211)]