19543856

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1213}}^1$

素因数の和:1293

約数の個数: 40

約数和(自身を含む): 40644720

約数和(自身を除く): 21100864

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 1213, 2014, 2426, 4028, 4852, 8056, 9704, 16112, 19408, 23047, 46094, 64289, 92188, 128578, 184376, 257156, 368752, 514312, 1028624, 1221491, 2442982, 4885964, 9771928, 19543856]

約数ペア:

[(1, 19543856), (2, 9771928), (4, 4885964), (8, 2442982), (16, 1221491), (19, 1028624), (38, 514312), (53, 368752), (76, 257156), (106, 184376), (152, 128578), (212, 92188), (304, 64289), (424, 46094), (848, 23047), (1007, 19408), (1213, 16112), (2014, 9704), (2426, 8056), (4028, 4852)]