20759552

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:147

約数の個数: 88

約数和(自身を含む): 48145440

約数和(自身を除く): 27385888

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 97, 128, 152, 176, 194, 209, 256, 304, 352, 388, 418, 512, 608, 704, 776, 836, 1024, 1067, 1216, 1408, 1552, 1672, 1843, 2134, 2432, 2816, 3104, 3344, 3686, 4268, 4864, 5632, 6208, 6688, 7372, 8536, 9728, 11264, 12416, 13376, 14744, 17072, 19456, 20273, 24832, 26752, 29488, 34144, 40546, 49664, 53504, 58976, 68288, 81092, 99328, 107008, 117952, 136576, 162184, 214016, 235904, 273152, 324368, 471808, 546304, 648736, 943616, 1092608, 1297472, 1887232, 2594944, 5189888, 10379776, 20759552]

約数ペア:

[(1, 20759552), (2, 10379776), (4, 5189888), (8, 2594944), (11, 1887232), (16, 1297472), (19, 1092608), (22, 943616), (32, 648736), (38, 546304), (44, 471808), (64, 324368), (76, 273152), (88, 235904), (97, 214016), (128, 162184), (152, 136576), (176, 117952), (194, 107008), (209, 99328), (256, 81092), (304, 68288), (352, 58976), (388, 53504), (418, 49664), (512, 40546), (608, 34144), (704, 29488), (776, 26752), (836, 24832), (1024, 20273), (1067, 19456), (1216, 17072), (1408, 14744), (1552, 13376), (1672, 12416), (1843, 11264), (2134, 9728), (2432, 8536), (2816, 7372), (3104, 6688), (3344, 6208), (3686, 5632), (4268, 4864)]