19863530

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 36780480

約数和(自身を除く): 16916950

約数列:

[1, 2, 5, 10, 59, 118, 131, 257, 262, 295, 514, 590, 655, 1285, 1310, 2570, 7729, 15163, 15458, 30326, 33667, 38645, 67334, 75815, 77290, 151630, 168335, 336670, 1986353, 3972706, 9931765, 19863530]

約数ペア:

[(1, 19863530), (2, 9931765), (5, 3972706), (10, 1986353), (59, 336670), (118, 168335), (131, 151630), (257, 77290), (262, 75815), (295, 67334), (514, 38645), (590, 33667), (655, 30326), (1285, 15458), (1310, 15163), (2570, 7729)]