2009740016

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{6871}}^1$

素因数の和:7161

約数の個数: 40

約数和(自身を含む): 3954726048

約数和(自身を除く): 1944986032

約数列:

[1, 2, 4, 8, 16, 101, 181, 202, 362, 404, 724, 808, 1448, 1616, 2896, 6871, 13742, 18281, 27484, 36562, 54968, 73124, 109936, 146248, 292496, 693971, 1243651, 1387942, 2487302, 2775884, 4974604, 5551768, 9949208, 11103536, 19898416, 125608751, 251217502, 502435004, 1004870008, 2009740016]

約数ペア:

[(1, 2009740016), (2, 1004870008), (4, 502435004), (8, 251217502), (16, 125608751), (101, 19898416), (181, 11103536), (202, 9949208), (362, 5551768), (404, 4974604), (724, 2775884), (808, 2487302), (1448, 1387942), (1616, 1243651), (2896, 693971), (6871, 292496), (13742, 146248), (18281, 109936), (27484, 73124), (36562, 54968)]