18714618

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1$

素因数の和:580

約数の個数: 64

約数和(自身を含む): 45722880

約数和(自身を除く): 27008262

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 53, 54, 78, 106, 117, 159, 234, 318, 351, 477, 503, 689, 702, 954, 1006, 1378, 1431, 1509, 2067, 2862, 3018, 4134, 4527, 6201, 6539, 9054, 12402, 13078, 13581, 18603, 19617, 26659, 27162, 37206, 39234, 53318, 58851, 79977, 117702, 159954, 176553, 239931, 346567, 353106, 479862, 693134, 719793, 1039701, 1439586, 2079402, 3119103, 6238206, 9357309, 18714618]

約数ペア:

[(1, 18714618), (2, 9357309), (3, 6238206), (6, 3119103), (9, 2079402), (13, 1439586), (18, 1039701), (26, 719793), (27, 693134), (39, 479862), (53, 353106), (54, 346567), (78, 239931), (106, 176553), (117, 159954), (159, 117702), (234, 79977), (318, 58851), (351, 53318), (477, 39234), (503, 37206), (689, 27162), (702, 26659), (954, 19617), (1006, 18603), (1378, 13581), (1431, 13078), (1509, 12402), (2067, 9054), (2862, 6539), (3018, 6201), (4134, 4527)]