19005477148

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1287983}}^1$

素因数の和:1288042

約数の個数: 48

約数和(自身を含む): 41545211904

約数和(自身を除く): 22539734756

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 119, 124, 217, 238, 434, 476, 527, 868, 1054, 2108, 3689, 7378, 14756, 1287983, 2575966, 5151932, 9015881, 18031762, 21895711, 36063524, 39927473, 43791422, 79854946, 87582844, 153269977, 159709892, 279492311, 306539954, 558984622, 613079908, 678767041, 1117969244, 1357534082, 2715068164, 4751369287, 9502738574, 19005477148]

約数ペア:

[(1, 19005477148), (2, 9502738574), (4, 4751369287), (7, 2715068164), (14, 1357534082), (17, 1117969244), (28, 678767041), (31, 613079908), (34, 558984622), (62, 306539954), (68, 279492311), (119, 159709892), (124, 153269977), (217, 87582844), (238, 79854946), (434, 43791422), (476, 39927473), (527, 36063524), (868, 21895711), (1054, 18031762), (2108, 9015881), (3689, 5151932), (7378, 2575966), (14756, 1287983)]