20118684016

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{5297}}^1\times {\mathrm{10321}}^1$

素因数の和:15649

約数の個数: 40

約数和(自身を含む): 40686351264

約数和(自身を除く): 20567667248

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 5297, 10321, 10594, 20642, 21188, 41284, 42376, 82568, 84752, 121831, 165136, 237383, 243662, 474766, 487324, 949532, 974648, 1899064, 1949296, 3798128, 54670337, 109340674, 218681348, 437362696, 874725392, 1257417751, 2514835502, 5029671004, 10059342008, 20118684016]

約数ペア:

[(1, 20118684016), (2, 10059342008), (4, 5029671004), (8, 2514835502), (16, 1257417751), (23, 874725392), (46, 437362696), (92, 218681348), (184, 109340674), (368, 54670337), (5297, 3798128), (10321, 1949296), (10594, 1899064), (20642, 974648), (21188, 949532), (41284, 487324), (42376, 474766), (82568, 243662), (84752, 237383), (121831, 165136)]