19394928

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:363

約数の個数: 120

約数和(自身を含む): 63138816

約数和(自身を除く): 43743888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 71, 72, 84, 112, 126, 142, 144, 168, 213, 252, 271, 284, 336, 426, 497, 504, 542, 568, 639, 813, 852, 994, 1008, 1084, 1136, 1278, 1491, 1626, 1704, 1897, 1988, 2168, 2439, 2556, 2982, 3252, 3408, 3794, 3976, 4336, 4473, 4878, 5112, 5691, 5964, 6504, 7588, 7952, 8946, 9756, 10224, 11382, 11928, 13008, 15176, 17073, 17892, 19241, 19512, 22764, 23856, 30352, 34146, 35784, 38482, 39024, 45528, 57723, 68292, 71568, 76964, 91056, 115446, 134687, 136584, 153928, 173169, 230892, 269374, 273168, 307856, 346338, 404061, 461784, 538748, 692676, 808122, 923568, 1077496, 1212183, 1385352, 1616244, 2154992, 2424366, 2770704, 3232488, 4848732, 6464976, 9697464, 19394928]

約数ペア:

[(1, 19394928), (2, 9697464), (3, 6464976), (4, 4848732), (6, 3232488), (7, 2770704), (8, 2424366), (9, 2154992), (12, 1616244), (14, 1385352), (16, 1212183), (18, 1077496), (21, 923568), (24, 808122), (28, 692676), (36, 538748), (42, 461784), (48, 404061), (56, 346338), (63, 307856), (71, 273168), (72, 269374), (84, 230892), (112, 173169), (126, 153928), (142, 136584), (144, 134687), (168, 115446), (213, 91056), (252, 76964), (271, 71568), (284, 68292), (336, 57723), (426, 45528), (497, 39024), (504, 38482), (542, 35784), (568, 34146), (639, 30352), (813, 23856), (852, 22764), (994, 19512), (1008, 19241), (1084, 17892), (1136, 17073), (1278, 15176), (1491, 13008), (1626, 11928), (1704, 11382), (1897, 10224), (1988, 9756), (2168, 8946), (2439, 7952), (2556, 7588), (2982, 6504), (3252, 5964), (3408, 5691), (3794, 5112), (3976, 4878), (4336, 4473)]