218635984

素因数分解:

$2^4\times 7^1\times {\mathrm{281}}^1\times {\mathrm{6947}}^1$

素因数の和:7243

約数の個数: 40

約数和(自身を含む): 485915328

約数和(自身を除く): 267279344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 281, 562, 1124, 1967, 2248, 3934, 4496, 6947, 7868, 13894, 15736, 27788, 31472, 48629, 55576, 97258, 111152, 194516, 389032, 778064, 1952107, 3904214, 7808428, 13664749, 15616856, 27329498, 31233712, 54658996, 109317992, 218635984]

約数ペア:

[(1, 218635984), (2, 109317992), (4, 54658996), (7, 31233712), (8, 27329498), (14, 15616856), (16, 13664749), (28, 7808428), (56, 3904214), (112, 1952107), (281, 778064), (562, 389032), (1124, 194516), (1967, 111152), (2248, 97258), (3934, 55576), (4496, 48629), (6947, 31472), (7868, 27788), (13894, 15736)]