19467315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2687}}^1$

素因数の和:2728

約数の個数: 48

約数和(自身を含む): 40255488

約数和(自身を除く): 20788173

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 315, 345, 483, 805, 1035, 1449, 2415, 2687, 7245, 8061, 13435, 18809, 24183, 40305, 56427, 61801, 94045, 120915, 169281, 185403, 282135, 309005, 432607, 556209, 846405, 927015, 1297821, 2163035, 2781045, 3893463, 6489105, 19467315]

約数ペア:

[(1, 19467315), (3, 6489105), (5, 3893463), (7, 2781045), (9, 2163035), (15, 1297821), (21, 927015), (23, 846405), (35, 556209), (45, 432607), (63, 309005), (69, 282135), (105, 185403), (115, 169281), (161, 120915), (207, 94045), (315, 61801), (345, 56427), (483, 40305), (805, 24183), (1035, 18809), (1449, 13435), (2415, 8061), (2687, 7245)]