20269095

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 43338240

約数和(自身を除く): 23069145

約数列:

[1, 3, 5, 7, 11, 15, 21, 23, 33, 35, 49, 55, 69, 77, 105, 109, 115, 147, 161, 165, 231, 245, 253, 327, 345, 385, 483, 539, 545, 735, 759, 763, 805, 1127, 1155, 1199, 1265, 1617, 1635, 1771, 2289, 2415, 2507, 2695, 3381, 3597, 3795, 3815, 5313, 5341, 5635, 5995, 7521, 8085, 8393, 8855, 11445, 12397, 12535, 16023, 16905, 17549, 17985, 25179, 26565, 26705, 27577, 37191, 37605, 41965, 52647, 58751, 61985, 80115, 82731, 87745, 122843, 125895, 137885, 176253, 185955, 193039, 263235, 293755, 368529, 413655, 579117, 614215, 881265, 965195, 1351273, 1842645, 2895585, 4053819, 6756365, 20269095]

約数ペア:

[(1, 20269095), (3, 6756365), (5, 4053819), (7, 2895585), (11, 1842645), (15, 1351273), (21, 965195), (23, 881265), (33, 614215), (35, 579117), (49, 413655), (55, 368529), (69, 293755), (77, 263235), (105, 193039), (109, 185955), (115, 176253), (147, 137885), (161, 125895), (165, 122843), (231, 87745), (245, 82731), (253, 80115), (327, 61985), (345, 58751), (385, 52647), (483, 41965), (539, 37605), (545, 37191), (735, 27577), (759, 26705), (763, 26565), (805, 25179), (1127, 17985), (1155, 17549), (1199, 16905), (1265, 16023), (1617, 12535), (1635, 12397), (1771, 11445), (2289, 8855), (2415, 8393), (2507, 8085), (2695, 7521), (3381, 5995), (3597, 5635), (3795, 5341), (3815, 5313)]