18156937188

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1908043}}^1$

素因数の和:1908124

約数の個数: 48

約数和(自身を含む): 46373101376

約数和(自身を除く): 28216164188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 122, 156, 183, 244, 366, 732, 793, 1586, 2379, 3172, 4758, 9516, 1908043, 3816086, 5724129, 7632172, 11448258, 22896516, 24804559, 49609118, 74413677, 99218236, 116390623, 148827354, 232781246, 297654708, 349171869, 465562492, 698343738, 1396687476, 1513078099, 3026156198, 4539234297, 6052312396, 9078468594, 18156937188]

約数ペア:

[(1, 18156937188), (2, 9078468594), (3, 6052312396), (4, 4539234297), (6, 3026156198), (12, 1513078099), (13, 1396687476), (26, 698343738), (39, 465562492), (52, 349171869), (61, 297654708), (78, 232781246), (122, 148827354), (156, 116390623), (183, 99218236), (244, 74413677), (366, 49609118), (732, 24804559), (793, 22896516), (1586, 11448258), (2379, 7632172), (3172, 5724129), (4758, 3816086), (9516, 1908043)]