2018953915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 2940198912

約数和(自身を除く): 921244997

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 223, 253, 391, 421, 935, 1115, 1265, 1955, 2105, 2453, 3791, 4301, 4631, 5129, 7157, 9683, 12265, 18955, 21505, 23155, 25645, 35785, 41701, 48415, 56419, 78727, 87193, 93883, 106513, 164611, 208505, 282095, 393635, 435965, 469415, 532565, 823055, 959123, 1032713, 1596011, 1810721, 2159309, 4795615, 5163565, 7980055, 9053605, 10796545, 17556121, 23752399, 36708253, 87780605, 118761995, 183541265, 403790783, 2018953915]

約数ペア:

[(1, 2018953915), (5, 403790783), (11, 183541265), (17, 118761995), (23, 87780605), (55, 36708253), (85, 23752399), (115, 17556121), (187, 10796545), (223, 9053605), (253, 7980055), (391, 5163565), (421, 4795615), (935, 2159309), (1115, 1810721), (1265, 1596011), (1955, 1032713), (2105, 959123), (2453, 823055), (3791, 532565), (4301, 469415), (4631, 435965), (5129, 393635), (7157, 282095), (9683, 208505), (12265, 164611), (18955, 106513), (21505, 93883), (23155, 87193), (25645, 78727), (35785, 56419), (41701, 48415)]