17961488

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1$

素因数の和:479

約数の個数: 40

約数和(自身を含む): 36158400

約数和(自身を除く): 18196912

約数列:

[1, 2, 4, 8, 16, 53, 59, 106, 118, 212, 236, 359, 424, 472, 718, 848, 944, 1436, 2872, 3127, 5744, 6254, 12508, 19027, 21181, 25016, 38054, 42362, 50032, 76108, 84724, 152216, 169448, 304432, 338896, 1122593, 2245186, 4490372, 8980744, 17961488]

約数ペア:

[(1, 17961488), (2, 8980744), (4, 4490372), (8, 2245186), (16, 1122593), (53, 338896), (59, 304432), (106, 169448), (118, 152216), (212, 84724), (236, 76108), (359, 50032), (424, 42362), (472, 38054), (718, 25016), (848, 21181), (944, 19027), (1436, 12508), (2872, 6254), (3127, 5744)]