20178872802

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1\times {\mathrm{2351}}^1$

素因数の和:3084

約数の個数: 96

約数和(自身を含む): 48502831104

約数和(自身を除く): 28323958302

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 67, 99, 134, 198, 201, 402, 603, 647, 737, 1206, 1294, 1474, 1941, 2211, 2351, 3882, 4422, 4702, 5823, 6633, 7053, 7117, 11646, 13266, 14106, 14234, 21159, 21351, 25861, 42318, 42702, 43349, 51722, 64053, 77583, 86698, 128106, 130047, 155166, 157517, 232749, 260094, 315034, 390141, 465498, 472551, 476839, 780282, 945102, 953678, 1417653, 1430517, 1521097, 1732687, 2835306, 2861034, 3042194, 3465374, 4291551, 4563291, 5198061, 8583102, 9126582, 10396122, 13689873, 15594183, 16732067, 27379746, 31188366, 33464134, 50196201, 100392402, 101913499, 150588603, 203826998, 301177206, 305740497, 611480994, 917221491, 1121048489, 1834442982, 2242096978, 3363145467, 6726290934, 10089436401, 20178872802]

約数ペア:

[(1, 20178872802), (2, 10089436401), (3, 6726290934), (6, 3363145467), (9, 2242096978), (11, 1834442982), (18, 1121048489), (22, 917221491), (33, 611480994), (66, 305740497), (67, 301177206), (99, 203826998), (134, 150588603), (198, 101913499), (201, 100392402), (402, 50196201), (603, 33464134), (647, 31188366), (737, 27379746), (1206, 16732067), (1294, 15594183), (1474, 13689873), (1941, 10396122), (2211, 9126582), (2351, 8583102), (3882, 5198061), (4422, 4563291), (4702, 4291551), (5823, 3465374), (6633, 3042194), (7053, 2861034), (7117, 2835306), (11646, 1732687), (13266, 1521097), (14106, 1430517), (14234, 1417653), (21159, 953678), (21351, 945102), (25861, 780282), (42318, 476839), (42702, 472551), (43349, 465498), (51722, 390141), (64053, 315034), (77583, 260094), (86698, 232749), (128106, 157517), (130047, 155166)]