16536852020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{367649}}^1$

素因数の和:367844

約数の個数: 48

約数和(自身を含む): 37615006800

約数和(自身を除く): 21078154780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 260, 346, 692, 865, 1730, 2249, 3460, 4498, 8996, 11245, 22490, 44980, 367649, 735298, 1470596, 1838245, 3676490, 4779437, 7352980, 9558874, 19117748, 23897185, 47794370, 63603277, 95588740, 127206554, 254413108, 318016385, 636032770, 826842601, 1272065540, 1653685202, 3307370404, 4134213005, 8268426010, 16536852020]

約数ペア:

[(1, 16536852020), (2, 8268426010), (4, 4134213005), (5, 3307370404), (10, 1653685202), (13, 1272065540), (20, 826842601), (26, 636032770), (52, 318016385), (65, 254413108), (130, 127206554), (173, 95588740), (260, 63603277), (346, 47794370), (692, 23897185), (865, 19117748), (1730, 9558874), (2249, 7352980), (3460, 4779437), (4498, 3676490), (8996, 1838245), (11245, 1470596), (22490, 735298), (44980, 367649)]