19580085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1019}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 39461760

約数和(自身を除く): 19881675

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 183, 305, 315, 427, 549, 915, 1019, 1281, 2135, 2745, 3057, 3843, 5095, 6405, 7133, 9171, 15285, 19215, 21399, 35665, 45855, 62159, 64197, 106995, 186477, 310795, 320985, 435113, 559431, 932385, 1305339, 2175565, 2797155, 3916017, 6526695, 19580085]

約数ペア:

[(1, 19580085), (3, 6526695), (5, 3916017), (7, 2797155), (9, 2175565), (15, 1305339), (21, 932385), (35, 559431), (45, 435113), (61, 320985), (63, 310795), (105, 186477), (183, 106995), (305, 64197), (315, 62159), (427, 45855), (549, 35665), (915, 21399), (1019, 19215), (1281, 15285), (2135, 9171), (2745, 7133), (3057, 6405), (3843, 5095)]