22067968

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 50078000

約数和(自身を除く): 28010032

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 349, 416, 494, 608, 698, 832, 988, 1216, 1396, 1664, 1976, 2432, 2792, 3328, 3952, 4537, 4864, 5584, 6631, 7904, 9074, 11168, 13262, 15808, 18148, 22336, 26524, 31616, 36296, 44672, 53048, 63232, 72592, 86203, 89344, 106096, 145184, 172406, 212192, 290368, 344812, 424384, 580736, 689624, 848768, 1161472, 1379248, 1697536, 2758496, 5516992, 11033984, 22067968]

約数ペア:

[(1, 22067968), (2, 11033984), (4, 5516992), (8, 2758496), (13, 1697536), (16, 1379248), (19, 1161472), (26, 848768), (32, 689624), (38, 580736), (52, 424384), (64, 344812), (76, 290368), (104, 212192), (128, 172406), (152, 145184), (208, 106096), (247, 89344), (256, 86203), (304, 72592), (349, 63232), (416, 53048), (494, 44672), (608, 36296), (698, 31616), (832, 26524), (988, 22336), (1216, 18148), (1396, 15808), (1664, 13262), (1976, 11168), (2432, 9074), (2792, 7904), (3328, 6631), (3952, 5584), (4537, 4864)]