26139478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 42768000

約数和(自身を除く): 16628522

約数列:

[1, 2, 19, 38, 59, 89, 118, 131, 178, 262, 1121, 1691, 2242, 2489, 3382, 4978, 5251, 7729, 10502, 11659, 15458, 23318, 99769, 146851, 199538, 221521, 293702, 443042, 687881, 1375762, 13069739, 26139478]

約数ペア:

[(1, 26139478), (2, 13069739), (19, 1375762), (38, 687881), (59, 443042), (89, 293702), (118, 221521), (131, 199538), (178, 146851), (262, 99769), (1121, 23318), (1691, 15458), (2242, 11659), (2489, 10502), (3382, 7729), (4978, 5251)]