20163834145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{1511}}^1$

素因数の和:1886

約数の個数: 64

約数和(自身を含む): 30156779520

約数和(自身を除く): 9992945375

約数列:

[1, 5, 7, 13, 35, 65, 91, 139, 211, 455, 695, 973, 1055, 1477, 1511, 1807, 2743, 4865, 7385, 7555, 9035, 10577, 12649, 13715, 19201, 19643, 29329, 52885, 63245, 96005, 98215, 137501, 146645, 205303, 210029, 318821, 381277, 687505, 1026515, 1050145, 1470203, 1594105, 1906385, 2231747, 2668939, 2730377, 4144673, 7351015, 11158735, 13344695, 13651885, 19112639, 20723365, 29012711, 44316119, 95563195, 145063555, 221580595, 310212833, 576109547, 1551064165, 2880547735, 4032766829, 20163834145]

約数ペア:

[(1, 20163834145), (5, 4032766829), (7, 2880547735), (13, 1551064165), (35, 576109547), (65, 310212833), (91, 221580595), (139, 145063555), (211, 95563195), (455, 44316119), (695, 29012711), (973, 20723365), (1055, 19112639), (1477, 13651885), (1511, 13344695), (1807, 11158735), (2743, 7351015), (4865, 4144673), (7385, 2730377), (7555, 2668939), (9035, 2231747), (10577, 1906385), (12649, 1594105), (13715, 1470203), (19201, 1050145), (19643, 1026515), (29329, 687505), (52885, 381277), (63245, 318821), (96005, 210029), (98215, 205303), (137501, 146645)]