19180310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^2$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 38242800

約数和(自身を除く): 19062490

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 59, 95, 118, 145, 190, 290, 295, 551, 590, 1102, 1121, 1711, 2242, 2755, 3422, 3481, 5510, 5605, 6962, 8555, 11210, 17110, 17405, 32509, 34810, 65018, 66139, 100949, 132278, 162545, 201898, 325090, 330695, 504745, 661390, 1009490, 1918031, 3836062, 9590155, 19180310]

約数ペア:

[(1, 19180310), (2, 9590155), (5, 3836062), (10, 1918031), (19, 1009490), (29, 661390), (38, 504745), (58, 330695), (59, 325090), (95, 201898), (118, 162545), (145, 132278), (190, 100949), (290, 66139), (295, 65018), (551, 34810), (590, 32509), (1102, 17405), (1121, 17110), (1711, 11210), (2242, 8555), (2755, 6962), (3422, 5605), (3481, 5510)]