19742796

素因数分解:

$2^2\times 3^2\times {\mathrm{137}}^1\times {\mathrm{4003}}^1$

素因数の和:4150

約数の個数: 36

約数和(自身を含む): 50282232

約数和(自身を除く): 30539436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 137, 274, 411, 548, 822, 1233, 1644, 2466, 4003, 4932, 8006, 12009, 16012, 24018, 36027, 48036, 72054, 144108, 548411, 1096822, 1645233, 2193644, 3290466, 4935699, 6580932, 9871398, 19742796]

約数ペア:

[(1, 19742796), (2, 9871398), (3, 6580932), (4, 4935699), (6, 3290466), (9, 2193644), (12, 1645233), (18, 1096822), (36, 548411), (137, 144108), (274, 72054), (411, 48036), (548, 36027), (822, 24018), (1233, 16012), (1644, 12009), (2466, 8006), (4003, 4932)]