19925325

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{4217}}^1$

素因数の和:4243

約数の個数: 48

約数和(自身を含む): 41842560

約数和(自身を除く): 21917235

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4217, 4725, 12651, 21085, 29519, 37953, 63255, 88557, 105425, 113859, 147595, 189765, 265671, 316275, 442785, 569295, 737975, 797013, 948825, 1328355, 2213925, 2846475, 3985065, 6641775, 19925325]

約数ペア:

[(1, 19925325), (3, 6641775), (5, 3985065), (7, 2846475), (9, 2213925), (15, 1328355), (21, 948825), (25, 797013), (27, 737975), (35, 569295), (45, 442785), (63, 316275), (75, 265671), (105, 189765), (135, 147595), (175, 113859), (189, 105425), (225, 88557), (315, 63255), (525, 37953), (675, 29519), (945, 21085), (1575, 12651), (4217, 4725)]