15678901232

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{773}}^1\times {\mathrm{66721}}^1$

素因数の和:67521

約数の個数: 40

約数和(自身を含む): 32018553360

約数和(自身を除く): 16339652128

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 773, 1546, 3092, 6184, 12368, 14687, 29374, 58748, 66721, 117496, 133442, 234992, 266884, 533768, 1067536, 1267699, 2535398, 5070796, 10141592, 20283184, 51575333, 103150666, 206301332, 412602664, 825205328, 979931327, 1959862654, 3919725308, 7839450616, 15678901232]

約数ペア:

[(1, 15678901232), (2, 7839450616), (4, 3919725308), (8, 1959862654), (16, 979931327), (19, 825205328), (38, 412602664), (76, 206301332), (152, 103150666), (304, 51575333), (773, 20283184), (1546, 10141592), (3092, 5070796), (6184, 2535398), (12368, 1267699), (14687, 1067536), (29374, 533768), (58748, 266884), (66721, 234992), (117496, 133442)]