20564346

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:112

約数の個数: 96

約数和(自身を含む): 50964480

約数和(自身を除く): 30400134

約数列:

[1, 2, 3, 6, 11, 19, 22, 23, 31, 33, 38, 46, 57, 62, 66, 69, 93, 114, 138, 186, 209, 253, 341, 418, 437, 506, 529, 589, 627, 682, 713, 759, 874, 1023, 1058, 1178, 1254, 1311, 1426, 1518, 1587, 1767, 2046, 2139, 2622, 3174, 3534, 4278, 4807, 5819, 6479, 7843, 9614, 10051, 11638, 12958, 13547, 14421, 15686, 16399, 17457, 19437, 20102, 23529, 27094, 28842, 30153, 32798, 34914, 38874, 40641, 47058, 49197, 60306, 81282, 98394, 110561, 149017, 180389, 221122, 298034, 311581, 331683, 360778, 447051, 541167, 623162, 663366, 894102, 934743, 1082334, 1869486, 3427391, 6854782, 10282173, 20564346]

約数ペア:

[(1, 20564346), (2, 10282173), (3, 6854782), (6, 3427391), (11, 1869486), (19, 1082334), (22, 934743), (23, 894102), (31, 663366), (33, 623162), (38, 541167), (46, 447051), (57, 360778), (62, 331683), (66, 311581), (69, 298034), (93, 221122), (114, 180389), (138, 149017), (186, 110561), (209, 98394), (253, 81282), (341, 60306), (418, 49197), (437, 47058), (506, 40641), (529, 38874), (589, 34914), (627, 32798), (682, 30153), (713, 28842), (759, 27094), (874, 23529), (1023, 20102), (1058, 19437), (1178, 17457), (1254, 16399), (1311, 15686), (1426, 14421), (1518, 13547), (1587, 12958), (1767, 11638), (2046, 10051), (2139, 9614), (2622, 7843), (3174, 6479), (3534, 5819), (4278, 4807)]