19241145

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1$

素因数の和:652

約数の個数: 80

約数和(自身を含む): 43072128

約数和(自身を除く): 23830983

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 81, 99, 105, 135, 165, 189, 231, 297, 315, 385, 405, 495, 567, 617, 693, 891, 945, 1155, 1485, 1851, 2079, 2835, 3085, 3465, 4319, 4455, 5553, 6237, 6787, 9255, 10395, 12957, 16659, 20361, 21595, 27765, 31185, 33935, 38871, 47509, 49977, 61083, 64785, 83295, 101805, 116613, 142527, 183249, 194355, 237545, 249885, 305415, 349839, 427581, 549747, 583065, 712635, 916245, 1282743, 1749195, 2137905, 2748735, 3848229, 6413715, 19241145]

約数ペア:

[(1, 19241145), (3, 6413715), (5, 3848229), (7, 2748735), (9, 2137905), (11, 1749195), (15, 1282743), (21, 916245), (27, 712635), (33, 583065), (35, 549747), (45, 427581), (55, 349839), (63, 305415), (77, 249885), (81, 237545), (99, 194355), (105, 183249), (135, 142527), (165, 116613), (189, 101805), (231, 83295), (297, 64785), (315, 61083), (385, 49977), (405, 47509), (495, 38871), (567, 33935), (617, 31185), (693, 27765), (891, 21595), (945, 20361), (1155, 16659), (1485, 12957), (1851, 10395), (2079, 9255), (2835, 6787), (3085, 6237), (3465, 5553), (4319, 4455)]