20014912881

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{7703}}^1$

素因数の和:7946

約数の個数: 48

約数和(自身を含む): 30510305280

約数和(自身を除く): 10495392399

約数列:

[1, 3, 9, 31, 67, 93, 139, 201, 279, 417, 603, 1251, 2077, 4309, 6231, 7703, 9313, 12927, 18693, 23109, 27939, 38781, 69327, 83817, 238793, 288703, 516101, 716379, 866109, 1070717, 1548303, 2149137, 2598327, 3212151, 4644909, 9636453, 15999131, 33192227, 47997393, 71738039, 99576681, 143992179, 215214117, 298730043, 645642351, 2223879209, 6671637627, 20014912881]

約数ペア:

[(1, 20014912881), (3, 6671637627), (9, 2223879209), (31, 645642351), (67, 298730043), (93, 215214117), (139, 143992179), (201, 99576681), (279, 71738039), (417, 47997393), (603, 33192227), (1251, 15999131), (2077, 9636453), (4309, 4644909), (6231, 3212151), (7703, 2598327), (9313, 2149137), (12927, 1548303), (18693, 1070717), (23109, 866109), (27939, 716379), (38781, 516101), (69327, 288703), (83817, 238793)]