19887696

素因数分解:

$2^4\times 3^2\times {\mathrm{167}}^1\times {\mathrm{827}}^1$

素因数の和:1008

約数の個数: 60

約数和(自身を含む): 56058912

約数和(自身を除く): 36171216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 167, 334, 501, 668, 827, 1002, 1336, 1503, 1654, 2004, 2481, 2672, 3006, 3308, 4008, 4962, 6012, 6616, 7443, 8016, 9924, 12024, 13232, 14886, 19848, 24048, 29772, 39696, 59544, 119088, 138109, 276218, 414327, 552436, 828654, 1104872, 1242981, 1657308, 2209744, 2485962, 3314616, 4971924, 6629232, 9943848, 19887696]

約数ペア:

[(1, 19887696), (2, 9943848), (3, 6629232), (4, 4971924), (6, 3314616), (8, 2485962), (9, 2209744), (12, 1657308), (16, 1242981), (18, 1104872), (24, 828654), (36, 552436), (48, 414327), (72, 276218), (144, 138109), (167, 119088), (334, 59544), (501, 39696), (668, 29772), (827, 24048), (1002, 19848), (1336, 14886), (1503, 13232), (1654, 12024), (2004, 9924), (2481, 8016), (2672, 7443), (3006, 6616), (3308, 6012), (4008, 4962)]