39318368

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 80015040

約数和(自身を除く): 40696672

約数列:

[1, 2, 4, 8, 16, 32, 53, 97, 106, 194, 212, 239, 388, 424, 478, 776, 848, 956, 1552, 1696, 1912, 3104, 3824, 5141, 7648, 10282, 12667, 20564, 23183, 25334, 41128, 46366, 50668, 82256, 92732, 101336, 164512, 185464, 202672, 370928, 405344, 741856, 1228699, 2457398, 4914796, 9829592, 19659184, 39318368]

約数ペア:

[(1, 39318368), (2, 19659184), (4, 9829592), (8, 4914796), (16, 2457398), (32, 1228699), (53, 741856), (97, 405344), (106, 370928), (194, 202672), (212, 185464), (239, 164512), (388, 101336), (424, 92732), (478, 82256), (776, 50668), (848, 46366), (956, 41128), (1552, 25334), (1696, 23183), (1912, 20564), (3104, 12667), (3824, 10282), (5141, 7648)]