20347536

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:544

約数の個数: 80

約数和(自身を含む): 58121280

約数和(自身を除く): 37773744

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 89, 132, 176, 178, 264, 267, 356, 433, 528, 534, 712, 866, 979, 1068, 1299, 1424, 1732, 1958, 2136, 2598, 2937, 3464, 3916, 4272, 4763, 5196, 5874, 6928, 7832, 9526, 10392, 11748, 14289, 15664, 19052, 20784, 23496, 28578, 38104, 38537, 46992, 57156, 76208, 77074, 114312, 115611, 154148, 228624, 231222, 308296, 423907, 462444, 616592, 847814, 924888, 1271721, 1695628, 1849776, 2543442, 3391256, 5086884, 6782512, 10173768, 20347536]

約数ペア:

[(1, 20347536), (2, 10173768), (3, 6782512), (4, 5086884), (6, 3391256), (8, 2543442), (11, 1849776), (12, 1695628), (16, 1271721), (22, 924888), (24, 847814), (33, 616592), (44, 462444), (48, 423907), (66, 308296), (88, 231222), (89, 228624), (132, 154148), (176, 115611), (178, 114312), (264, 77074), (267, 76208), (356, 57156), (433, 46992), (528, 38537), (534, 38104), (712, 28578), (866, 23496), (979, 20784), (1068, 19052), (1299, 15664), (1424, 14289), (1732, 11748), (1958, 10392), (2136, 9526), (2598, 7832), (2937, 6928), (3464, 5874), (3916, 5196), (4272, 4763)]