20131489128

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{163543}}^1$

素因数の和:163798

約数の個数: 64

約数和(自身を含む): 52752752640

約数和(自身を除く): 32621263512

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 223, 276, 446, 552, 669, 892, 1338, 1784, 2676, 5129, 5352, 10258, 15387, 20516, 30774, 41032, 61548, 123096, 163543, 327086, 490629, 654172, 981258, 1308344, 1962516, 3761489, 3925032, 7522978, 11284467, 15045956, 22568934, 30091912, 36470089, 45137868, 72940178, 90275736, 109410267, 145880356, 218820534, 291760712, 437641068, 838812047, 875282136, 1677624094, 2516436141, 3355248188, 5032872282, 6710496376, 10065744564, 20131489128]

約数ペア:

[(1, 20131489128), (2, 10065744564), (3, 6710496376), (4, 5032872282), (6, 3355248188), (8, 2516436141), (12, 1677624094), (23, 875282136), (24, 838812047), (46, 437641068), (69, 291760712), (92, 218820534), (138, 145880356), (184, 109410267), (223, 90275736), (276, 72940178), (446, 45137868), (552, 36470089), (669, 30091912), (892, 22568934), (1338, 15045956), (1784, 11284467), (2676, 7522978), (5129, 3925032), (5352, 3761489), (10258, 1962516), (15387, 1308344), (20516, 981258), (30774, 654172), (41032, 490629), (61548, 327086), (123096, 163543)]