20121282492

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{634901}}^1$

素因数の和:635066

約数の個数: 48

約数和(自身を含む): 49776316800

約数和(自身を除く): 29655034308

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 139, 228, 278, 417, 556, 834, 1668, 2641, 5282, 7923, 10564, 15846, 31692, 634901, 1269802, 1904703, 2539604, 3809406, 7618812, 12063119, 24126238, 36189357, 48252476, 72378714, 88251239, 144757428, 176502478, 264753717, 353004956, 529507434, 1059014868, 1676773541, 3353547082, 5030320623, 6707094164, 10060641246, 20121282492]

約数ペア:

[(1, 20121282492), (2, 10060641246), (3, 6707094164), (4, 5030320623), (6, 3353547082), (12, 1676773541), (19, 1059014868), (38, 529507434), (57, 353004956), (76, 264753717), (114, 176502478), (139, 144757428), (228, 88251239), (278, 72378714), (417, 48252476), (556, 36189357), (834, 24126238), (1668, 12063119), (2641, 7618812), (5282, 3809406), (7923, 2539604), (10564, 1904703), (15846, 1269802), (31692, 634901)]