19759005

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:160

約数の個数: 96

約数和(自身を含む): 42681600

約数和(自身を除く): 22922595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 29, 35, 45, 49, 63, 87, 103, 105, 135, 145, 147, 189, 203, 245, 261, 309, 315, 435, 441, 515, 609, 721, 735, 783, 927, 945, 1015, 1305, 1323, 1421, 1545, 1827, 2163, 2205, 2781, 2987, 3045, 3605, 3915, 4263, 4635, 5047, 5481, 6489, 6615, 7105, 8961, 9135, 10815, 12789, 13905, 14935, 15141, 19467, 20909, 21315, 25235, 26883, 27405, 32445, 38367, 44805, 45423, 62727, 63945, 75705, 80649, 97335, 104545, 134415, 136269, 146363, 188181, 191835, 227115, 313635, 403245, 439089, 564543, 681345, 731815, 940905, 1317267, 2195445, 2822715, 3951801, 6586335, 19759005]

約数ペア:

[(1, 19759005), (3, 6586335), (5, 3951801), (7, 2822715), (9, 2195445), (15, 1317267), (21, 940905), (27, 731815), (29, 681345), (35, 564543), (45, 439089), (49, 403245), (63, 313635), (87, 227115), (103, 191835), (105, 188181), (135, 146363), (145, 136269), (147, 134415), (189, 104545), (203, 97335), (245, 80649), (261, 75705), (309, 63945), (315, 62727), (435, 45423), (441, 44805), (515, 38367), (609, 32445), (721, 27405), (735, 26883), (783, 25235), (927, 21315), (945, 20909), (1015, 19467), (1305, 15141), (1323, 14935), (1421, 13905), (1545, 12789), (1827, 10815), (2163, 9135), (2205, 8961), (2781, 7105), (2987, 6615), (3045, 6489), (3605, 5481), (3915, 5047), (4263, 4635)]