18739512

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^2\times {\mathrm{239}}^1$

素因数の和:279

約数の個数: 120

約数和(自身を含む): 57934800

約数和(自身を除く): 39195288

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 121, 132, 162, 198, 216, 239, 242, 264, 297, 324, 363, 396, 478, 484, 594, 648, 717, 726, 792, 891, 956, 968, 1089, 1188, 1434, 1452, 1782, 1912, 2151, 2178, 2376, 2629, 2868, 2904, 3267, 3564, 4302, 4356, 5258, 5736, 6453, 6534, 7128, 7887, 8604, 8712, 9801, 10516, 12906, 13068, 15774, 17208, 19359, 19602, 21032, 23661, 25812, 26136, 28919, 31548, 38718, 39204, 47322, 51624, 57838, 63096, 70983, 77436, 78408, 86757, 94644, 115676, 141966, 154872, 173514, 189288, 212949, 231352, 260271, 283932, 347028, 425898, 520542, 567864, 694056, 780813, 851796, 1041084, 1561626, 1703592, 2082168, 2342439, 3123252, 4684878, 6246504, 9369756, 18739512]

約数ペア:

[(1, 18739512), (2, 9369756), (3, 6246504), (4, 4684878), (6, 3123252), (8, 2342439), (9, 2082168), (11, 1703592), (12, 1561626), (18, 1041084), (22, 851796), (24, 780813), (27, 694056), (33, 567864), (36, 520542), (44, 425898), (54, 347028), (66, 283932), (72, 260271), (81, 231352), (88, 212949), (99, 189288), (108, 173514), (121, 154872), (132, 141966), (162, 115676), (198, 94644), (216, 86757), (239, 78408), (242, 77436), (264, 70983), (297, 63096), (324, 57838), (363, 51624), (396, 47322), (478, 39204), (484, 38718), (594, 31548), (648, 28919), (717, 26136), (726, 25812), (792, 23661), (891, 21032), (956, 19602), (968, 19359), (1089, 17208), (1188, 15774), (1434, 13068), (1452, 12906), (1782, 10516), (1912, 9801), (2151, 8712), (2178, 8604), (2376, 7887), (2629, 7128), (2868, 6534), (2904, 6453), (3267, 5736), (3564, 5258), (4302, 4356)]