16688664

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{7477}}^1$

素因数の和:7520

約数の個数: 48

約数和(自身を含む): 46662720

約数和(自身を除く): 29974056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 7477, 14954, 22431, 29908, 44862, 59816, 67293, 89724, 134586, 179448, 231787, 269172, 463574, 538344, 695361, 927148, 1390722, 1854296, 2086083, 2781444, 4172166, 5562888, 8344332, 16688664]

約数ペア:

[(1, 16688664), (2, 8344332), (3, 5562888), (4, 4172166), (6, 2781444), (8, 2086083), (9, 1854296), (12, 1390722), (18, 927148), (24, 695361), (31, 538344), (36, 463574), (62, 269172), (72, 231787), (93, 179448), (124, 134586), (186, 89724), (248, 67293), (279, 59816), (372, 44862), (558, 29908), (744, 22431), (1116, 14954), (2232, 7477)]