20197584

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:377

約数の個数: 120

約数和(自身を含む): 63370944

約数和(自身を除く): 43173360

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 41, 44, 48, 66, 72, 82, 88, 99, 123, 132, 144, 164, 176, 198, 246, 264, 311, 328, 369, 396, 451, 492, 528, 622, 656, 738, 792, 902, 933, 984, 1244, 1353, 1476, 1584, 1804, 1866, 1968, 2488, 2706, 2799, 2952, 3421, 3608, 3732, 4059, 4976, 5412, 5598, 5904, 6842, 7216, 7464, 8118, 10263, 10824, 11196, 12751, 13684, 14928, 16236, 20526, 21648, 22392, 25502, 27368, 30789, 32472, 38253, 41052, 44784, 51004, 54736, 61578, 64944, 76506, 82104, 102008, 114759, 123156, 140261, 153012, 164208, 204016, 229518, 246312, 280522, 306024, 420783, 459036, 492624, 561044, 612048, 841566, 918072, 1122088, 1262349, 1683132, 1836144, 2244176, 2524698, 3366264, 5049396, 6732528, 10098792, 20197584]

約数ペア:

[(1, 20197584), (2, 10098792), (3, 6732528), (4, 5049396), (6, 3366264), (8, 2524698), (9, 2244176), (11, 1836144), (12, 1683132), (16, 1262349), (18, 1122088), (22, 918072), (24, 841566), (33, 612048), (36, 561044), (41, 492624), (44, 459036), (48, 420783), (66, 306024), (72, 280522), (82, 246312), (88, 229518), (99, 204016), (123, 164208), (132, 153012), (144, 140261), (164, 123156), (176, 114759), (198, 102008), (246, 82104), (264, 76506), (311, 64944), (328, 61578), (369, 54736), (396, 51004), (451, 44784), (492, 41052), (528, 38253), (622, 32472), (656, 30789), (738, 27368), (792, 25502), (902, 22392), (933, 21648), (984, 20526), (1244, 16236), (1353, 14928), (1476, 13684), (1584, 12751), (1804, 11196), (1866, 10824), (1968, 10263), (2488, 8118), (2706, 7464), (2799, 7216), (2952, 6842), (3421, 5904), (3608, 5598), (3732, 5412), (4059, 4976)]