20628342

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3089}}^1$

素因数の和:3157

約数の個数: 48

約数和(自身を含む): 52060320

約数和(自身を除く): 31431978

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3089, 3339, 6178, 6678, 9267, 18534, 21623, 27801, 43246, 55602, 64869, 129738, 163717, 194607, 327434, 389214, 491151, 982302, 1146019, 1473453, 2292038, 2946906, 3438057, 6876114, 10314171, 20628342]

約数ペア:

[(1, 20628342), (2, 10314171), (3, 6876114), (6, 3438057), (7, 2946906), (9, 2292038), (14, 1473453), (18, 1146019), (21, 982302), (42, 491151), (53, 389214), (63, 327434), (106, 194607), (126, 163717), (159, 129738), (318, 64869), (371, 55602), (477, 43246), (742, 27801), (954, 21623), (1113, 18534), (2226, 9267), (3089, 6678), (3339, 6178)]