19591308

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 120

約数和(自身を含む): 58544640

約数和(自身を除く): 38953332

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 27, 33, 36, 44, 46, 54, 66, 69, 81, 92, 99, 108, 132, 138, 162, 198, 207, 239, 253, 276, 297, 324, 396, 414, 478, 506, 594, 621, 717, 759, 828, 891, 956, 1012, 1188, 1242, 1434, 1518, 1782, 1863, 2151, 2277, 2484, 2629, 2868, 3036, 3564, 3726, 4302, 4554, 5258, 5497, 6453, 6831, 7452, 7887, 8604, 9108, 10516, 10994, 12906, 13662, 15774, 16491, 19359, 20493, 21988, 23661, 25812, 27324, 31548, 32982, 38718, 40986, 47322, 49473, 60467, 65964, 70983, 77436, 81972, 94644, 98946, 120934, 141966, 148419, 181401, 197892, 212949, 241868, 283932, 296838, 362802, 425898, 445257, 544203, 593676, 725604, 851796, 890514, 1088406, 1632609, 1781028, 2176812, 3265218, 4897827, 6530436, 9795654, 19591308]

約数ペア:

[(1, 19591308), (2, 9795654), (3, 6530436), (4, 4897827), (6, 3265218), (9, 2176812), (11, 1781028), (12, 1632609), (18, 1088406), (22, 890514), (23, 851796), (27, 725604), (33, 593676), (36, 544203), (44, 445257), (46, 425898), (54, 362802), (66, 296838), (69, 283932), (81, 241868), (92, 212949), (99, 197892), (108, 181401), (132, 148419), (138, 141966), (162, 120934), (198, 98946), (207, 94644), (239, 81972), (253, 77436), (276, 70983), (297, 65964), (324, 60467), (396, 49473), (414, 47322), (478, 40986), (506, 38718), (594, 32982), (621, 31548), (717, 27324), (759, 25812), (828, 23661), (891, 21988), (956, 20493), (1012, 19359), (1188, 16491), (1242, 15774), (1434, 13662), (1518, 12906), (1782, 10994), (1863, 10516), (2151, 9108), (2277, 8604), (2484, 7887), (2629, 7452), (2868, 6831), (3036, 6453), (3564, 5497), (3726, 5258), (4302, 4554)]