19236668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 38265696

約数和(自身を除く): 19029028

約数列:

[1, 2, 4, 11, 22, 44, 53, 73, 106, 113, 146, 212, 226, 292, 452, 583, 803, 1166, 1243, 1606, 2332, 2486, 3212, 3869, 4972, 5989, 7738, 8249, 11978, 15476, 16498, 23956, 32996, 42559, 65879, 85118, 90739, 131758, 170236, 181478, 263516, 362956, 437197, 874394, 1748788, 4809167, 9618334, 19236668]

約数ペア:

[(1, 19236668), (2, 9618334), (4, 4809167), (11, 1748788), (22, 874394), (44, 437197), (53, 362956), (73, 263516), (106, 181478), (113, 170236), (146, 131758), (212, 90739), (226, 85118), (292, 65879), (452, 42559), (583, 32996), (803, 23956), (1166, 16498), (1243, 15476), (1606, 11978), (2332, 8249), (2486, 7738), (3212, 5989), (3869, 4972)]