20138202

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6949}}^1$

素因数の和:6987

約数の個数: 48

約数和(自身を含む): 52041600

約数和(自身を除く): 31903398

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 6949, 13898, 20847, 41694, 48643, 62541, 97286, 125082, 145929, 159827, 291858, 319654, 437787, 479481, 875574, 958962, 1118789, 1438443, 2237578, 2876886, 3356367, 6712734, 10069101, 20138202]

約数ペア:

[(1, 20138202), (2, 10069101), (3, 6712734), (6, 3356367), (7, 2876886), (9, 2237578), (14, 1438443), (18, 1118789), (21, 958962), (23, 875574), (42, 479481), (46, 437787), (63, 319654), (69, 291858), (126, 159827), (138, 145929), (161, 125082), (207, 97286), (322, 62541), (414, 48643), (483, 41694), (966, 20847), (1449, 13898), (2898, 6949)]