19118580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 58404864

約数和(自身を除く): 39286284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 127, 130, 156, 193, 195, 254, 260, 381, 386, 390, 508, 579, 635, 762, 772, 780, 965, 1158, 1270, 1524, 1651, 1905, 1930, 2316, 2509, 2540, 2895, 3302, 3810, 3860, 4953, 5018, 5790, 6604, 7527, 7620, 8255, 9906, 10036, 11580, 12545, 15054, 16510, 19812, 24511, 24765, 25090, 30108, 33020, 37635, 49022, 49530, 50180, 73533, 75270, 98044, 99060, 122555, 147066, 150540, 245110, 294132, 318643, 367665, 490220, 637286, 735330, 955929, 1274572, 1470660, 1593215, 1911858, 3186430, 3823716, 4779645, 6372860, 9559290, 19118580]

約数ペア:

[(1, 19118580), (2, 9559290), (3, 6372860), (4, 4779645), (5, 3823716), (6, 3186430), (10, 1911858), (12, 1593215), (13, 1470660), (15, 1274572), (20, 955929), (26, 735330), (30, 637286), (39, 490220), (52, 367665), (60, 318643), (65, 294132), (78, 245110), (127, 150540), (130, 147066), (156, 122555), (193, 99060), (195, 98044), (254, 75270), (260, 73533), (381, 50180), (386, 49530), (390, 49022), (508, 37635), (579, 33020), (635, 30108), (762, 25090), (772, 24765), (780, 24511), (965, 19812), (1158, 16510), (1270, 15054), (1524, 12545), (1651, 11580), (1905, 10036), (1930, 9906), (2316, 8255), (2509, 7620), (2540, 7527), (2895, 6604), (3302, 5790), (3810, 5018), (3860, 4953)]