12817808

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:663

約数の個数: 40

約数和(自身を含む): 26385216

約数和(自身を除く): 13567408

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 184, 244, 368, 488, 571, 976, 1142, 1403, 2284, 2806, 4568, 5612, 9136, 11224, 13133, 22448, 26266, 34831, 52532, 69662, 105064, 139324, 210128, 278648, 557296, 801113, 1602226, 3204452, 6408904, 12817808]

約数ペア:

[(1, 12817808), (2, 6408904), (4, 3204452), (8, 1602226), (16, 801113), (23, 557296), (46, 278648), (61, 210128), (92, 139324), (122, 105064), (184, 69662), (244, 52532), (368, 34831), (488, 26266), (571, 22448), (976, 13133), (1142, 11224), (1403, 9136), (2284, 5612), (2806, 4568)]