19345053

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 33094656

約数和(自身を除く): 13749603

約数列:

[1, 3, 7, 13, 21, 39, 49, 53, 91, 147, 159, 191, 273, 371, 573, 637, 689, 1113, 1337, 1911, 2067, 2483, 2597, 4011, 4823, 7449, 7791, 9359, 10123, 14469, 17381, 28077, 30369, 33761, 52143, 70861, 101283, 121667, 131599, 212583, 365001, 394797, 496027, 921193, 1488081, 2763579, 6448351, 19345053]

約数ペア:

[(1, 19345053), (3, 6448351), (7, 2763579), (13, 1488081), (21, 921193), (39, 496027), (49, 394797), (53, 365001), (91, 212583), (147, 131599), (159, 121667), (191, 101283), (273, 70861), (371, 52143), (573, 33761), (637, 30369), (689, 28077), (1113, 17381), (1337, 14469), (1911, 10123), (2067, 9359), (2483, 7791), (2597, 7449), (4011, 4823)]