19617270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{389}}^1$

素因数の和:481

約数の個数: 48

約数和(自身を含む): 48381840

約数和(自身を除く): 28764570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 389, 410, 615, 778, 1167, 1230, 1681, 1945, 2334, 3362, 3890, 5043, 5835, 8405, 10086, 11670, 15949, 16810, 25215, 31898, 47847, 50430, 79745, 95694, 159490, 239235, 478470, 653909, 1307818, 1961727, 3269545, 3923454, 6539090, 9808635, 19617270]

約数ペア:

[(1, 19617270), (2, 9808635), (3, 6539090), (5, 3923454), (6, 3269545), (10, 1961727), (15, 1307818), (30, 653909), (41, 478470), (82, 239235), (123, 159490), (205, 95694), (246, 79745), (389, 50430), (410, 47847), (615, 31898), (778, 25215), (1167, 16810), (1230, 15949), (1681, 11670), (1945, 10086), (2334, 8405), (3362, 5835), (3890, 5043)]