20161609872

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{1879}}^1\times {\mathrm{7211}}^1$

素因数の和:9132

約数の個数: 80

約数和(自身を含む): 53800366080

約数和(自身を除く): 33638756208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 1879, 3758, 5637, 7211, 7516, 11274, 14422, 15032, 21633, 22548, 28844, 30064, 43266, 45096, 57688, 58249, 86532, 90192, 115376, 116498, 173064, 174747, 223541, 232996, 346128, 349494, 447082, 465992, 670623, 698988, 894164, 931984, 1341246, 1397976, 1788328, 2682492, 2795952, 3576656, 5364984, 10729968, 13549469, 27098938, 40648407, 54197876, 81296814, 108395752, 162593628, 216791504, 325187256, 420033539, 650374512, 840067078, 1260100617, 1680134156, 2520201234, 3360268312, 5040402468, 6720536624, 10080804936, 20161609872]

約数ペア:

[(1, 20161609872), (2, 10080804936), (3, 6720536624), (4, 5040402468), (6, 3360268312), (8, 2520201234), (12, 1680134156), (16, 1260100617), (24, 840067078), (31, 650374512), (48, 420033539), (62, 325187256), (93, 216791504), (124, 162593628), (186, 108395752), (248, 81296814), (372, 54197876), (496, 40648407), (744, 27098938), (1488, 13549469), (1879, 10729968), (3758, 5364984), (5637, 3576656), (7211, 2795952), (7516, 2682492), (11274, 1788328), (14422, 1397976), (15032, 1341246), (21633, 931984), (22548, 894164), (28844, 698988), (30064, 670623), (43266, 465992), (45096, 447082), (57688, 349494), (58249, 346128), (86532, 232996), (90192, 223541), (115376, 174747), (116498, 173064)]