18884307

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{283}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 28627200

約数和(自身を除く): 9742893

約数列:

[1, 3, 13, 29, 39, 59, 87, 177, 283, 377, 767, 849, 1131, 1711, 2301, 3679, 5133, 8207, 11037, 16697, 22243, 24621, 50091, 66729, 106691, 217061, 320073, 484213, 651183, 1452639, 6294769, 18884307]

約数ペア:

[(1, 18884307), (3, 6294769), (13, 1452639), (29, 651183), (39, 484213), (59, 320073), (87, 217061), (177, 106691), (283, 66729), (377, 50091), (767, 24621), (849, 22243), (1131, 16697), (1711, 11037), (2301, 8207), (3679, 5133)]