31844912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 72316800

約数和(自身を除く): 40471888

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 89, 107, 152, 176, 178, 209, 214, 304, 356, 418, 428, 712, 836, 856, 979, 1177, 1424, 1672, 1691, 1712, 1958, 2033, 2354, 3344, 3382, 3916, 4066, 4708, 6764, 7832, 8132, 9416, 9523, 13528, 15664, 16264, 18601, 18832, 19046, 22363, 27056, 32528, 37202, 38092, 44726, 74404, 76184, 89452, 104753, 148808, 152368, 178904, 180937, 209506, 297616, 357808, 361874, 419012, 723748, 838024, 1447496, 1676048, 1990307, 2894992, 3980614, 7961228, 15922456, 31844912]

約数ペア:

[(1, 31844912), (2, 15922456), (4, 7961228), (8, 3980614), (11, 2894992), (16, 1990307), (19, 1676048), (22, 1447496), (38, 838024), (44, 723748), (76, 419012), (88, 361874), (89, 357808), (107, 297616), (152, 209506), (176, 180937), (178, 178904), (209, 152368), (214, 148808), (304, 104753), (356, 89452), (418, 76184), (428, 74404), (712, 44726), (836, 38092), (856, 37202), (979, 32528), (1177, 27056), (1424, 22363), (1672, 19046), (1691, 18832), (1712, 18601), (1958, 16264), (2033, 15664), (2354, 13528), (3344, 9523), (3382, 9416), (3916, 8132), (4066, 7832), (4708, 6764)]