19523759668

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1045393}}^1$

素因数の和:1045456

約数の個数: 48

約数和(自身を含む): 42150286080

約数和(自身を除く): 22626526412

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 46, 58, 92, 116, 161, 203, 322, 406, 644, 667, 812, 1334, 2668, 4669, 9338, 18676, 1045393, 2090786, 4181572, 7317751, 14635502, 24044039, 29271004, 30316397, 48088078, 60632794, 96176156, 121265588, 168308273, 212214779, 336616546, 424429558, 673233092, 697277131, 848859116, 1394554262, 2789108524, 4880939917, 9761879834, 19523759668]

約数ペア:

[(1, 19523759668), (2, 9761879834), (4, 4880939917), (7, 2789108524), (14, 1394554262), (23, 848859116), (28, 697277131), (29, 673233092), (46, 424429558), (58, 336616546), (92, 212214779), (116, 168308273), (161, 121265588), (203, 96176156), (322, 60632794), (406, 48088078), (644, 30316397), (667, 29271004), (812, 24044039), (1334, 14635502), (2668, 7317751), (4669, 4181572), (9338, 2090786), (18676, 1045393)]