18319686

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2087}}^1$

素因数の和:2129

約数の個数: 64

約数和(自身を含む): 48107520

約数和(自身を除く): 29787834

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 57, 66, 77, 114, 133, 154, 209, 231, 266, 399, 418, 462, 627, 798, 1254, 1463, 2087, 2926, 4174, 4389, 6261, 8778, 12522, 14609, 22957, 29218, 39653, 43827, 45914, 68871, 79306, 87654, 118959, 137742, 160699, 237918, 277571, 321398, 436183, 482097, 555142, 832713, 872366, 964194, 1308549, 1665426, 2617098, 3053281, 6106562, 9159843, 18319686]

約数ペア:

[(1, 18319686), (2, 9159843), (3, 6106562), (6, 3053281), (7, 2617098), (11, 1665426), (14, 1308549), (19, 964194), (21, 872366), (22, 832713), (33, 555142), (38, 482097), (42, 436183), (57, 321398), (66, 277571), (77, 237918), (114, 160699), (133, 137742), (154, 118959), (209, 87654), (231, 79306), (266, 68871), (399, 45914), (418, 43827), (462, 39653), (627, 29218), (798, 22957), (1254, 14609), (1463, 12522), (2087, 8778), (2926, 6261), (4174, 4389)]