20123930106

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{349483}}^1$

素因数の和:349955

約数の個数: 48

約数和(自身を含む): 49939865664

約数和(自身を除く): 29815935558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 457, 914, 1371, 2742, 3199, 4113, 6398, 8226, 9597, 19194, 28791, 57582, 349483, 698966, 1048449, 2096898, 2446381, 3145347, 4892762, 6290694, 7339143, 14678286, 22017429, 44034858, 159713731, 319427462, 479141193, 958282386, 1117996117, 1437423579, 2235992234, 2874847158, 3353988351, 6707976702, 10061965053, 20123930106]

約数ペア:

[(1, 20123930106), (2, 10061965053), (3, 6707976702), (6, 3353988351), (7, 2874847158), (9, 2235992234), (14, 1437423579), (18, 1117996117), (21, 958282386), (42, 479141193), (63, 319427462), (126, 159713731), (457, 44034858), (914, 22017429), (1371, 14678286), (2742, 7339143), (3199, 6290694), (4113, 4892762), (6398, 3145347), (8226, 2446381), (9597, 2096898), (19194, 1048449), (28791, 698966), (57582, 349483)]