18739035

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 40734720

約数和(自身を除く): 21995685

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 31, 35, 45, 57, 63, 93, 95, 101, 105, 133, 155, 171, 217, 279, 285, 303, 315, 399, 465, 505, 589, 651, 665, 707, 855, 909, 1085, 1197, 1395, 1515, 1767, 1919, 1953, 1995, 2121, 2945, 3131, 3255, 3535, 4123, 4545, 5301, 5757, 5985, 6363, 8835, 9393, 9595, 9765, 10605, 12369, 13433, 15655, 17271, 20615, 21917, 26505, 28179, 28785, 31815, 37107, 40299, 46965, 59489, 61845, 65751, 67165, 86355, 109585, 120897, 140895, 178467, 185535, 197253, 201495, 297445, 328755, 416423, 535401, 604485, 892335, 986265, 1249269, 2082115, 2677005, 3747807, 6246345, 18739035]

約数ペア:

[(1, 18739035), (3, 6246345), (5, 3747807), (7, 2677005), (9, 2082115), (15, 1249269), (19, 986265), (21, 892335), (31, 604485), (35, 535401), (45, 416423), (57, 328755), (63, 297445), (93, 201495), (95, 197253), (101, 185535), (105, 178467), (133, 140895), (155, 120897), (171, 109585), (217, 86355), (279, 67165), (285, 65751), (303, 61845), (315, 59489), (399, 46965), (465, 40299), (505, 37107), (589, 31815), (651, 28785), (665, 28179), (707, 26505), (855, 21917), (909, 20615), (1085, 17271), (1197, 15655), (1395, 13433), (1515, 12369), (1767, 10605), (1919, 9765), (1953, 9595), (1995, 9393), (2121, 8835), (2945, 6363), (3131, 5985), (3255, 5757), (3535, 5301), (4123, 4545)]