19001235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 36484560

約数和(自身を除く): 17483325

約数列:

[1, 3, 5, 11, 15, 19, 29, 33, 55, 57, 87, 95, 121, 145, 165, 209, 285, 319, 361, 363, 435, 551, 605, 627, 957, 1045, 1083, 1595, 1653, 1805, 1815, 2299, 2755, 3135, 3509, 3971, 4785, 5415, 6061, 6897, 8265, 10469, 10527, 11495, 11913, 17545, 18183, 19855, 30305, 31407, 34485, 43681, 52345, 52635, 59565, 66671, 90915, 115159, 131043, 157035, 200013, 218405, 333355, 345477, 575795, 655215, 1000065, 1266749, 1727385, 3800247, 6333745, 19001235]

約数ペア:

[(1, 19001235), (3, 6333745), (5, 3800247), (11, 1727385), (15, 1266749), (19, 1000065), (29, 655215), (33, 575795), (55, 345477), (57, 333355), (87, 218405), (95, 200013), (121, 157035), (145, 131043), (165, 115159), (209, 90915), (285, 66671), (319, 59565), (361, 52635), (363, 52345), (435, 43681), (551, 34485), (605, 31407), (627, 30305), (957, 19855), (1045, 18183), (1083, 17545), (1595, 11913), (1653, 11495), (1805, 10527), (1815, 10469), (2299, 8265), (2755, 6897), (3135, 6061), (3509, 5415), (3971, 4785)]