20199842476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1\times {\mathrm{2081}}^1$

素因数の和:2815

約数の個数: 96

約数和(自身を含む): 43064421120

約数和(自身を除く): 22864578644

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 68, 76, 187, 209, 323, 374, 418, 646, 683, 748, 836, 1292, 1366, 2081, 2732, 3553, 4162, 7106, 7513, 8324, 11611, 12977, 14212, 15026, 22891, 23222, 25954, 30052, 35377, 39539, 45782, 46444, 51908, 70754, 79078, 91564, 127721, 141508, 142747, 158156, 220609, 255442, 285494, 389147, 434929, 441218, 510884, 570988, 672163, 778294, 869858, 882436, 1344326, 1421323, 1556588, 1739716, 2426699, 2688652, 2842646, 4853398, 5685292, 7393793, 9706796, 14787586, 15634553, 24162491, 27005137, 29575172, 31269106, 48324982, 54010274, 62538212, 96649964, 108020548, 265787401, 297056507, 459087329, 531574802, 594113014, 918174658, 1063149604, 1188226028, 1836349316, 5049960619, 10099921238, 20199842476]

約数ペア:

[(1, 20199842476), (2, 10099921238), (4, 5049960619), (11, 1836349316), (17, 1188226028), (19, 1063149604), (22, 918174658), (34, 594113014), (38, 531574802), (44, 459087329), (68, 297056507), (76, 265787401), (187, 108020548), (209, 96649964), (323, 62538212), (374, 54010274), (418, 48324982), (646, 31269106), (683, 29575172), (748, 27005137), (836, 24162491), (1292, 15634553), (1366, 14787586), (2081, 9706796), (2732, 7393793), (3553, 5685292), (4162, 4853398), (7106, 2842646), (7513, 2688652), (8324, 2426699), (11611, 1739716), (12977, 1556588), (14212, 1421323), (15026, 1344326), (22891, 882436), (23222, 869858), (25954, 778294), (30052, 672163), (35377, 570988), (39539, 510884), (45782, 441218), (46444, 434929), (51908, 389147), (70754, 285494), (79078, 255442), (91564, 220609), (127721, 158156), (141508, 142747)]