19423256

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 37473600

約数和(自身を除く): 18050344

約数列:

[1, 2, 4, 8, 73, 79, 146, 158, 292, 316, 421, 584, 632, 842, 1684, 3368, 5767, 11534, 23068, 30733, 33259, 46136, 61466, 66518, 122932, 133036, 245864, 266072, 2427907, 4855814, 9711628, 19423256]

約数ペア:

[(1, 19423256), (2, 9711628), (4, 4855814), (8, 2427907), (73, 266072), (79, 245864), (146, 133036), (158, 122932), (292, 66518), (316, 61466), (421, 46136), (584, 33259), (632, 30733), (842, 23068), (1684, 11534), (3368, 5767)]