19018664

素因数分解:

$2^3\times 7^3\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 43200000

約数和(自身を除く): 24181336

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 239, 343, 392, 406, 478, 686, 812, 956, 1372, 1421, 1624, 1673, 1912, 2744, 2842, 3346, 5684, 6692, 6931, 9947, 11368, 11711, 13384, 13862, 19894, 23422, 27724, 39788, 46844, 48517, 55448, 79576, 81977, 93688, 97034, 163954, 194068, 327908, 339619, 388136, 655816, 679238, 1358476, 2377333, 2716952, 4754666, 9509332, 19018664]

約数ペア:

[(1, 19018664), (2, 9509332), (4, 4754666), (7, 2716952), (8, 2377333), (14, 1358476), (28, 679238), (29, 655816), (49, 388136), (56, 339619), (58, 327908), (98, 194068), (116, 163954), (196, 97034), (203, 93688), (232, 81977), (239, 79576), (343, 55448), (392, 48517), (406, 46844), (478, 39788), (686, 27724), (812, 23422), (956, 19894), (1372, 13862), (1421, 13384), (1624, 11711), (1673, 11368), (1912, 9947), (2744, 6931), (2842, 6692), (3346, 5684)]