38673856

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:138

約数の個数: 112

約数和(自身を含む): 90123264

約数和(自身を除く): 51449408

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 43, 46, 47, 52, 64, 86, 92, 94, 104, 172, 184, 188, 208, 299, 344, 368, 376, 416, 559, 598, 611, 688, 736, 752, 832, 989, 1081, 1118, 1196, 1222, 1376, 1472, 1504, 1978, 2021, 2162, 2236, 2392, 2444, 2752, 3008, 3956, 4042, 4324, 4472, 4784, 4888, 7912, 8084, 8648, 8944, 9568, 9776, 12857, 14053, 15824, 16168, 17296, 17888, 19136, 19552, 25714, 26273, 28106, 31648, 32336, 34592, 35776, 39104, 46483, 51428, 52546, 56212, 63296, 64672, 69184, 92966, 102856, 105092, 112424, 129344, 185932, 205712, 210184, 224848, 371864, 411424, 420368, 449696, 604279, 743728, 822848, 840736, 899392, 1208558, 1487456, 1681472, 2417116, 2974912, 4834232, 9668464, 19336928, 38673856]

約数ペア:

[(1, 38673856), (2, 19336928), (4, 9668464), (8, 4834232), (13, 2974912), (16, 2417116), (23, 1681472), (26, 1487456), (32, 1208558), (43, 899392), (46, 840736), (47, 822848), (52, 743728), (64, 604279), (86, 449696), (92, 420368), (94, 411424), (104, 371864), (172, 224848), (184, 210184), (188, 205712), (208, 185932), (299, 129344), (344, 112424), (368, 105092), (376, 102856), (416, 92966), (559, 69184), (598, 64672), (611, 63296), (688, 56212), (736, 52546), (752, 51428), (832, 46483), (989, 39104), (1081, 35776), (1118, 34592), (1196, 32336), (1222, 31648), (1376, 28106), (1472, 26273), (1504, 25714), (1978, 19552), (2021, 19136), (2162, 17888), (2236, 17296), (2392, 16168), (2444, 15824), (2752, 14053), (3008, 12857), (3956, 9776), (4042, 9568), (4324, 8944), (4472, 8648), (4784, 8084), (4888, 7912)]