20191215605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{108517}}^1$

素因数の和:108749

約数の個数: 32

約数和(自身を含む): 28127865600

約数和(自身を除く): 7936649995

約数列:

[1, 5, 11, 17, 55, 85, 187, 199, 935, 995, 2189, 3383, 10945, 16915, 37213, 108517, 186065, 542585, 1193687, 1844789, 5968435, 9223945, 20292679, 21594883, 101463395, 107974415, 237543713, 367113011, 1187718565, 1835565055, 4038243121, 20191215605]

約数ペア:

[(1, 20191215605), (5, 4038243121), (11, 1835565055), (17, 1187718565), (55, 367113011), (85, 237543713), (187, 107974415), (199, 101463395), (935, 21594883), (995, 20292679), (2189, 9223945), (3383, 5968435), (10945, 1844789), (16915, 1193687), (37213, 542585), (108517, 186065)]