20986056

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3203}}^1$

素因数の和:3235

約数の個数: 96

約数和(自身を含む): 69975360

約数和(自身を除く): 48989304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 364, 468, 504, 546, 728, 819, 936, 1092, 1638, 2184, 3203, 3276, 6406, 6552, 9609, 12812, 19218, 22421, 25624, 28827, 38436, 41639, 44842, 57654, 67263, 76872, 83278, 89684, 115308, 124917, 134526, 166556, 179368, 201789, 230616, 249834, 269052, 291473, 333112, 374751, 403578, 499668, 538104, 582946, 749502, 807156, 874419, 999336, 1165892, 1499004, 1614312, 1748838, 2331784, 2623257, 2998008, 3497676, 5246514, 6995352, 10493028, 20986056]

約数ペア:

[(1, 20986056), (2, 10493028), (3, 6995352), (4, 5246514), (6, 3497676), (7, 2998008), (8, 2623257), (9, 2331784), (12, 1748838), (13, 1614312), (14, 1499004), (18, 1165892), (21, 999336), (24, 874419), (26, 807156), (28, 749502), (36, 582946), (39, 538104), (42, 499668), (52, 403578), (56, 374751), (63, 333112), (72, 291473), (78, 269052), (84, 249834), (91, 230616), (104, 201789), (117, 179368), (126, 166556), (156, 134526), (168, 124917), (182, 115308), (234, 89684), (252, 83278), (273, 76872), (312, 67263), (364, 57654), (468, 44842), (504, 41639), (546, 38436), (728, 28827), (819, 25624), (936, 22421), (1092, 19218), (1638, 12812), (2184, 9609), (3203, 6552), (3276, 6406)]