218904764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{593}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 428440320

約数和(自身を除く): 209535556

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 229, 403, 458, 593, 806, 916, 1186, 1612, 2372, 2977, 5954, 7099, 7709, 11908, 14198, 15418, 18383, 28396, 30836, 36766, 73532, 92287, 135797, 184574, 238979, 271594, 369148, 477958, 543188, 955916, 1765361, 3530722, 4209707, 7061444, 8419414, 16838828, 54726191, 109452382, 218904764]

約数ペア:

[(1, 218904764), (2, 109452382), (4, 54726191), (13, 16838828), (26, 8419414), (31, 7061444), (52, 4209707), (62, 3530722), (124, 1765361), (229, 955916), (403, 543188), (458, 477958), (593, 369148), (806, 271594), (916, 238979), (1186, 184574), (1612, 135797), (2372, 92287), (2977, 73532), (5954, 36766), (7099, 30836), (7709, 28396), (11908, 18383), (14198, 15418)]