20023024

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 46981120

約数和(自身を除く): 26958096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 73, 79, 112, 124, 146, 158, 217, 248, 292, 316, 434, 496, 511, 553, 584, 632, 868, 1022, 1106, 1168, 1264, 1736, 2044, 2212, 2263, 2449, 3472, 4088, 4424, 4526, 4898, 5767, 8176, 8848, 9052, 9796, 11534, 15841, 17143, 18104, 19592, 23068, 31682, 34286, 36208, 39184, 40369, 46136, 63364, 68572, 80738, 92272, 126728, 137144, 161476, 178777, 253456, 274288, 322952, 357554, 645904, 715108, 1251439, 1430216, 2502878, 2860432, 5005756, 10011512, 20023024]

約数ペア:

[(1, 20023024), (2, 10011512), (4, 5005756), (7, 2860432), (8, 2502878), (14, 1430216), (16, 1251439), (28, 715108), (31, 645904), (56, 357554), (62, 322952), (73, 274288), (79, 253456), (112, 178777), (124, 161476), (146, 137144), (158, 126728), (217, 92272), (248, 80738), (292, 68572), (316, 63364), (434, 46136), (496, 40369), (511, 39184), (553, 36208), (584, 34286), (632, 31682), (868, 23068), (1022, 19592), (1106, 18104), (1168, 17143), (1264, 15841), (1736, 11534), (2044, 9796), (2212, 9052), (2263, 8848), (2449, 8176), (3472, 5767), (4088, 4898), (4424, 4526)]