386543216

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{619}}^1\times {\mathrm{1259}}^1$

素因数の和:1917

約数の個数: 40

約数和(自身を含む): 774950400

約数和(自身を除く): 388407184

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 619, 1238, 1259, 2476, 2518, 4952, 5036, 9904, 10072, 19189, 20144, 38378, 39029, 76756, 78058, 153512, 156116, 307024, 312232, 624464, 779321, 1558642, 3117284, 6234568, 12469136, 24158951, 48317902, 96635804, 193271608, 386543216]

約数ペア:

[(1, 386543216), (2, 193271608), (4, 96635804), (8, 48317902), (16, 24158951), (31, 12469136), (62, 6234568), (124, 3117284), (248, 1558642), (496, 779321), (619, 624464), (1238, 312232), (1259, 307024), (2476, 156116), (2518, 153512), (4952, 78058), (5036, 76756), (9904, 39029), (10072, 38378), (19189, 20144)]