20596095

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 43243200

約数和(自身を除く): 22647105

約数列:

[1, 3, 5, 9, 13, 15, 17, 19, 39, 45, 51, 57, 65, 85, 95, 109, 117, 153, 171, 195, 221, 247, 255, 285, 323, 327, 545, 585, 663, 741, 765, 855, 969, 981, 1105, 1235, 1417, 1615, 1635, 1853, 1989, 2071, 2223, 2907, 3315, 3705, 4199, 4251, 4845, 4905, 5559, 6213, 7085, 9265, 9945, 10355, 11115, 12597, 12753, 14535, 16677, 18639, 20995, 21255, 24089, 26923, 27795, 31065, 35207, 37791, 62985, 63765, 72267, 80769, 83385, 93195, 105621, 120445, 134615, 176035, 188955, 216801, 242307, 316863, 361335, 403845, 457691, 528105, 1084005, 1211535, 1373073, 1584315, 2288455, 4119219, 6865365, 20596095]

約数ペア:

[(1, 20596095), (3, 6865365), (5, 4119219), (9, 2288455), (13, 1584315), (15, 1373073), (17, 1211535), (19, 1084005), (39, 528105), (45, 457691), (51, 403845), (57, 361335), (65, 316863), (85, 242307), (95, 216801), (109, 188955), (117, 176035), (153, 134615), (171, 120445), (195, 105621), (221, 93195), (247, 83385), (255, 80769), (285, 72267), (323, 63765), (327, 62985), (545, 37791), (585, 35207), (663, 31065), (741, 27795), (765, 26923), (855, 24089), (969, 21255), (981, 20995), (1105, 18639), (1235, 16677), (1417, 14535), (1615, 12753), (1635, 12597), (1853, 11115), (1989, 10355), (2071, 9945), (2223, 9265), (2907, 7085), (3315, 6213), (3705, 5559), (4199, 4905), (4251, 4845)]