18770895

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2917}}^1$

素因数の和:2952

約数の個数: 48

約数和(自身を含む): 38237472

約数和(自身を除く): 19466577

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 2917, 6435, 8751, 14585, 26253, 32087, 37921, 43755, 96261, 113763, 131265, 160435, 189605, 288783, 341289, 417131, 481305, 568815, 1251393, 1443915, 1706445, 2085655, 3754179, 6256965, 18770895]

約数ペア:

[(1, 18770895), (3, 6256965), (5, 3754179), (9, 2085655), (11, 1706445), (13, 1443915), (15, 1251393), (33, 568815), (39, 481305), (45, 417131), (55, 341289), (65, 288783), (99, 189605), (117, 160435), (143, 131265), (165, 113763), (195, 96261), (429, 43755), (495, 37921), (585, 32087), (715, 26253), (1287, 14585), (2145, 8751), (2917, 6435)]