19530756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 61641216

約数和(自身を除く): 42110460

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 47, 51, 63, 68, 84, 94, 97, 102, 119, 126, 141, 153, 188, 194, 204, 238, 252, 282, 291, 306, 329, 357, 388, 423, 476, 564, 582, 612, 658, 679, 714, 799, 846, 873, 987, 1071, 1164, 1316, 1358, 1428, 1598, 1649, 1692, 1746, 1974, 2037, 2142, 2397, 2716, 2961, 3196, 3298, 3492, 3948, 4074, 4284, 4559, 4794, 4947, 5593, 5922, 6111, 6596, 7191, 8148, 9118, 9588, 9894, 11186, 11543, 11844, 12222, 13677, 14382, 14841, 16779, 18236, 19788, 22372, 23086, 24444, 27354, 28764, 29682, 31913, 33558, 34629, 41031, 46172, 50337, 54708, 59364, 63826, 67116, 69258, 77503, 82062, 95739, 100674, 103887, 127652, 138516, 155006, 164124, 191478, 201348, 207774, 232509, 287217, 310012, 382956, 415548, 465018, 542521, 574434, 697527, 930036, 1085042, 1148868, 1395054, 1627563, 2170084, 2790108, 3255126, 4882689, 6510252, 9765378, 19530756]

約数ペア:

[(1, 19530756), (2, 9765378), (3, 6510252), (4, 4882689), (6, 3255126), (7, 2790108), (9, 2170084), (12, 1627563), (14, 1395054), (17, 1148868), (18, 1085042), (21, 930036), (28, 697527), (34, 574434), (36, 542521), (42, 465018), (47, 415548), (51, 382956), (63, 310012), (68, 287217), (84, 232509), (94, 207774), (97, 201348), (102, 191478), (119, 164124), (126, 155006), (141, 138516), (153, 127652), (188, 103887), (194, 100674), (204, 95739), (238, 82062), (252, 77503), (282, 69258), (291, 67116), (306, 63826), (329, 59364), (357, 54708), (388, 50337), (423, 46172), (476, 41031), (564, 34629), (582, 33558), (612, 31913), (658, 29682), (679, 28764), (714, 27354), (799, 24444), (846, 23086), (873, 22372), (987, 19788), (1071, 18236), (1164, 16779), (1316, 14841), (1358, 14382), (1428, 13677), (1598, 12222), (1649, 11844), (1692, 11543), (1746, 11186), (1974, 9894), (2037, 9588), (2142, 9118), (2397, 8148), (2716, 7191), (2961, 6596), (3196, 6111), (3298, 5922), (3492, 5593), (3948, 4947), (4074, 4794), (4284, 4559)]