20009894476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1520971}}^1$

素因数の和:1521022

約数の個数: 48

約数和(自身を含む): 42927913728

約数和(自身を除く): 22918019252

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 92, 143, 253, 286, 299, 506, 572, 598, 1012, 1196, 3289, 6578, 13156, 1520971, 3041942, 6083884, 16730681, 19772623, 33461362, 34982333, 39545246, 66922724, 69964666, 79090492, 139929332, 217498853, 384805663, 434997706, 454770329, 769611326, 869995412, 909540658, 1539222652, 1819081316, 5002473619, 10004947238, 20009894476]

約数ペア:

[(1, 20009894476), (2, 10004947238), (4, 5002473619), (11, 1819081316), (13, 1539222652), (22, 909540658), (23, 869995412), (26, 769611326), (44, 454770329), (46, 434997706), (52, 384805663), (92, 217498853), (143, 139929332), (253, 79090492), (286, 69964666), (299, 66922724), (506, 39545246), (572, 34982333), (598, 33461362), (1012, 19772623), (1196, 16730681), (3289, 6083884), (6578, 3041942), (13156, 1520971)]