19459754

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 31795200

約数和(自身を除く): 12335446

約数列:

[1, 2, 29, 31, 58, 62, 79, 137, 158, 274, 899, 1798, 2291, 2449, 3973, 4247, 4582, 4898, 7946, 8494, 10823, 21646, 71021, 123163, 142042, 246326, 313867, 335513, 627734, 671026, 9729877, 19459754]

約数ペア:

[(1, 19459754), (2, 9729877), (29, 671026), (31, 627734), (58, 335513), (62, 313867), (79, 246326), (137, 142042), (158, 123163), (274, 71021), (899, 21646), (1798, 10823), (2291, 8494), (2449, 7946), (3973, 4898), (4247, 4582)]