18299435

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 28728000

約数和(自身を除く): 10428565

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 121, 145, 149, 203, 319, 385, 605, 745, 847, 1015, 1043, 1595, 1639, 2233, 3509, 4235, 4321, 5215, 8195, 11165, 11473, 17545, 18029, 21605, 24563, 30247, 47531, 57365, 90145, 122815, 126203, 151235, 237655, 332717, 522841, 631015, 1663585, 2614205, 3659887, 18299435]

約数ペア:

[(1, 18299435), (5, 3659887), (7, 2614205), (11, 1663585), (29, 631015), (35, 522841), (55, 332717), (77, 237655), (121, 151235), (145, 126203), (149, 122815), (203, 90145), (319, 57365), (385, 47531), (605, 30247), (745, 24563), (847, 21605), (1015, 18029), (1043, 17545), (1595, 11473), (1639, 11165), (2233, 8195), (3509, 5215), (4235, 4321)]