1901431376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{294887}}^1$

素因数の和:294939

約数の個数: 40

約数和(自身を含む): 4095404544

約数和(自身を除く): 2193973168

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 294887, 589774, 1179548, 2359096, 3833531, 4718192, 7667062, 9141497, 15334124, 18282994, 30668248, 36565988, 61336496, 73131976, 118839461, 146263952, 237678922, 475357844, 950715688, 1901431376]

約数ペア:

[(1, 1901431376), (2, 950715688), (4, 475357844), (8, 237678922), (13, 146263952), (16, 118839461), (26, 73131976), (31, 61336496), (52, 36565988), (62, 30668248), (104, 18282994), (124, 15334124), (208, 9141497), (248, 7667062), (403, 4718192), (496, 3833531), (806, 2359096), (1612, 1179548), (3224, 589774), (6448, 294887)]