18531708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{563}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 46870656

約数和(自身を除く): 28338948

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 211, 422, 563, 633, 844, 1126, 1266, 1689, 2252, 2532, 2743, 3378, 5486, 6756, 7319, 8229, 10972, 14638, 16458, 21957, 29276, 32916, 43914, 87828, 118793, 237586, 356379, 475172, 712758, 1425516, 1544309, 3088618, 4632927, 6177236, 9265854, 18531708]

約数ペア:

[(1, 18531708), (2, 9265854), (3, 6177236), (4, 4632927), (6, 3088618), (12, 1544309), (13, 1425516), (26, 712758), (39, 475172), (52, 356379), (78, 237586), (156, 118793), (211, 87828), (422, 43914), (563, 32916), (633, 29276), (844, 21957), (1126, 16458), (1266, 14638), (1689, 10972), (2252, 8229), (2532, 7319), (2743, 6756), (3378, 5486)]