18684930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1381}}^1$

素因数の和:1443

約数の個数: 64

約数和(自身を含む): 50150016

約数和(自身を除く): 31465086

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 41, 55, 66, 82, 110, 123, 165, 205, 246, 330, 410, 451, 615, 902, 1230, 1353, 1381, 2255, 2706, 2762, 4143, 4510, 6765, 6905, 8286, 13530, 13810, 15191, 20715, 30382, 41430, 45573, 56621, 75955, 91146, 113242, 151910, 169863, 227865, 283105, 339726, 455730, 566210, 622831, 849315, 1245662, 1698630, 1868493, 3114155, 3736986, 6228310, 9342465, 18684930]

約数ペア:

[(1, 18684930), (2, 9342465), (3, 6228310), (5, 3736986), (6, 3114155), (10, 1868493), (11, 1698630), (15, 1245662), (22, 849315), (30, 622831), (33, 566210), (41, 455730), (55, 339726), (66, 283105), (82, 227865), (110, 169863), (123, 151910), (165, 113242), (205, 91146), (246, 75955), (330, 56621), (410, 45573), (451, 41430), (615, 30382), (902, 20715), (1230, 15191), (1353, 13810), (1381, 13530), (2255, 8286), (2706, 6905), (2762, 6765), (4143, 4510)]