18680455890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{317857}}^1$

素因数の和:318523

約数の個数: 48

約数和(自身を含む): 48643716888

約数和(自身を除く): 29963260998

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 653, 1306, 1959, 3265, 3918, 5877, 6530, 9795, 11754, 19590, 29385, 58770, 317857, 635714, 953571, 1589285, 1907142, 2860713, 3178570, 4767855, 5721426, 9535710, 14303565, 28607130, 207560621, 415121242, 622681863, 1037803105, 1245363726, 1868045589, 2075606210, 3113409315, 3736091178, 6226818630, 9340227945, 18680455890]

約数ペア:

[(1, 18680455890), (2, 9340227945), (3, 6226818630), (5, 3736091178), (6, 3113409315), (9, 2075606210), (10, 1868045589), (15, 1245363726), (18, 1037803105), (30, 622681863), (45, 415121242), (90, 207560621), (653, 28607130), (1306, 14303565), (1959, 9535710), (3265, 5721426), (3918, 4767855), (5877, 3178570), (6530, 2860713), (9795, 1907142), (11754, 1589285), (19590, 953571), (29385, 635714), (58770, 317857)]