20018064

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1276

約数の個数: 80

約数和(自身を含む): 58281984

約数和(自身を除く): 38263920

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 124, 132, 176, 186, 248, 264, 341, 372, 496, 528, 682, 744, 1023, 1223, 1364, 1488, 2046, 2446, 2728, 3669, 4092, 4892, 5456, 7338, 8184, 9784, 13453, 14676, 16368, 19568, 26906, 29352, 37913, 40359, 53812, 58704, 75826, 80718, 107624, 113739, 151652, 161436, 215248, 227478, 303304, 322872, 417043, 454956, 606608, 645744, 834086, 909912, 1251129, 1668172, 1819824, 2502258, 3336344, 5004516, 6672688, 10009032, 20018064]

約数ペア:

[(1, 20018064), (2, 10009032), (3, 6672688), (4, 5004516), (6, 3336344), (8, 2502258), (11, 1819824), (12, 1668172), (16, 1251129), (22, 909912), (24, 834086), (31, 645744), (33, 606608), (44, 454956), (48, 417043), (62, 322872), (66, 303304), (88, 227478), (93, 215248), (124, 161436), (132, 151652), (176, 113739), (186, 107624), (248, 80718), (264, 75826), (341, 58704), (372, 53812), (496, 40359), (528, 37913), (682, 29352), (744, 26906), (1023, 19568), (1223, 16368), (1364, 14676), (1488, 13453), (2046, 9784), (2446, 8184), (2728, 7338), (3669, 5456), (4092, 4892)]