19170165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 36997632

約数和(自身を除く): 17827467

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 61, 73, 105, 123, 183, 205, 219, 287, 305, 365, 427, 511, 615, 861, 915, 1095, 1281, 1435, 1533, 2135, 2501, 2555, 2993, 4305, 4453, 6405, 7503, 7665, 8979, 12505, 13359, 14965, 17507, 20951, 22265, 31171, 37515, 44895, 52521, 62853, 66795, 87535, 93513, 104755, 155855, 182573, 262605, 314265, 467565, 547719, 912865, 1278011, 2738595, 3834033, 6390055, 19170165]

約数ペア:

[(1, 19170165), (3, 6390055), (5, 3834033), (7, 2738595), (15, 1278011), (21, 912865), (35, 547719), (41, 467565), (61, 314265), (73, 262605), (105, 182573), (123, 155855), (183, 104755), (205, 93513), (219, 87535), (287, 66795), (305, 62853), (365, 52521), (427, 44895), (511, 37515), (615, 31171), (861, 22265), (915, 20951), (1095, 17507), (1281, 14965), (1435, 13359), (1533, 12505), (2135, 8979), (2501, 7665), (2555, 7503), (2993, 6405), (4305, 4453)]