39991808

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{4111}}^1$

素因数の和:4148

約数の個数: 40

約数和(自身を含む): 84131520

約数和(自身を除く): 44139712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4111, 4864, 8222, 9728, 16444, 32888, 65776, 78109, 131552, 156218, 263104, 312436, 526208, 624872, 1052416, 1249744, 2104832, 2499488, 4998976, 9997952, 19995904, 39991808]

約数ペア:

[(1, 39991808), (2, 19995904), (4, 9997952), (8, 4998976), (16, 2499488), (19, 2104832), (32, 1249744), (38, 1052416), (64, 624872), (76, 526208), (128, 312436), (152, 263104), (256, 156218), (304, 131552), (512, 78109), (608, 65776), (1216, 32888), (2432, 16444), (4111, 9728), (4864, 8222)]