18866928

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{8363}}^1$

素因数の和:8421

約数の個数: 40

約数和(自身を含む): 49782528

約数和(自身を除く): 30915600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 8363, 16726, 25089, 33452, 50178, 66904, 100356, 133808, 200712, 393061, 401424, 786122, 1179183, 1572244, 2358366, 3144488, 4716732, 6288976, 9433464, 18866928]

約数ペア:

[(1, 18866928), (2, 9433464), (3, 6288976), (4, 4716732), (6, 3144488), (8, 2358366), (12, 1572244), (16, 1179183), (24, 786122), (47, 401424), (48, 393061), (94, 200712), (141, 133808), (188, 100356), (282, 66904), (376, 50178), (564, 33452), (752, 25089), (1128, 16726), (2256, 8363)]