18044235

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 36288000

約数和(自身を除く): 18243765

約数列:

[1, 3, 5, 9, 11, 15, 27, 29, 33, 45, 55, 87, 99, 135, 145, 165, 261, 297, 319, 419, 435, 495, 783, 957, 1257, 1305, 1485, 1595, 2095, 2871, 3771, 3915, 4609, 4785, 6285, 8613, 11313, 12151, 13827, 14355, 18855, 23045, 36453, 41481, 43065, 56565, 60755, 69135, 109359, 124443, 133661, 182265, 207405, 328077, 400983, 546795, 622215, 668305, 1202949, 1640385, 2004915, 3608847, 6014745, 18044235]

約数ペア:

[(1, 18044235), (3, 6014745), (5, 3608847), (9, 2004915), (11, 1640385), (15, 1202949), (27, 668305), (29, 622215), (33, 546795), (45, 400983), (55, 328077), (87, 207405), (99, 182265), (135, 133661), (145, 124443), (165, 109359), (261, 69135), (297, 60755), (319, 56565), (419, 43065), (435, 41481), (495, 36453), (783, 23045), (957, 18855), (1257, 14355), (1305, 13827), (1485, 12151), (1595, 11313), (2095, 8613), (2871, 6285), (3771, 4785), (3915, 4609)]