20533338

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:993

約数の個数: 80

約数和(自身を含む): 55408320

約数和(自身を除く): 34874982

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 81, 114, 126, 133, 162, 171, 189, 266, 342, 378, 399, 513, 567, 798, 953, 1026, 1134, 1197, 1539, 1906, 2394, 2859, 3078, 3591, 5718, 6671, 7182, 8577, 10773, 13342, 17154, 18107, 20013, 21546, 25731, 36214, 40026, 51462, 54321, 60039, 77193, 108642, 120078, 126749, 154386, 162963, 180117, 253498, 325926, 360234, 380247, 488889, 540351, 760494, 977778, 1080702, 1140741, 1466667, 2281482, 2933334, 3422223, 6844446, 10266669, 20533338]

約数ペア:

[(1, 20533338), (2, 10266669), (3, 6844446), (6, 3422223), (7, 2933334), (9, 2281482), (14, 1466667), (18, 1140741), (19, 1080702), (21, 977778), (27, 760494), (38, 540351), (42, 488889), (54, 380247), (57, 360234), (63, 325926), (81, 253498), (114, 180117), (126, 162963), (133, 154386), (162, 126749), (171, 120078), (189, 108642), (266, 77193), (342, 60039), (378, 54321), (399, 51462), (513, 40026), (567, 36214), (798, 25731), (953, 21546), (1026, 20013), (1134, 18107), (1197, 17154), (1539, 13342), (1906, 10773), (2394, 8577), (2859, 7182), (3078, 6671), (3591, 5718)]